Publications

Peer-reviewed journal articles

 

Cowper B, Jassat W, Pretorius P, Geffen L, Legodu C, Singh S, Blumberg L. COVID-19 in long-term care facilities in South Africa: No time for complacency. S Afr Med J. 2020 Sep 4;110(10):962-963. doi: 10.7196/SAMJ.2020.v110i10.15214.

Du Plooy N, Day C, Manning K, Abdullah F, James K, Grace L, Vorajee N, April C, Peter J, Raubenheimer PJ. Prevalence and outcome of delirium among acute general medical inpatients in Cape Town, South Africa. S Afr Med J. 2020 May 29;110(6):519-524. doi: 10.7196/SAMJ.2020.v110i6.14363.

Geffen LN, Kelly G, Morris JN, Hogeveen S, Hirdes J. "Establishing the criterion validity of the interRAI Check-Up Self-Report instrument". BMC Geriatr. 2020 Jul 29;20(1):260. doi: 10.1186/s12877-020-01659-9

James KA, Grace LK, Pan CY, Combrinck MI, Thomas KGF. Psychosocial stress associated with memory performance in older South African adults. Neuropsychol Dev Cogn B Aging Neuropsychol Cogn. 2020 Jul;27(4):553-566. doi: 10.1080/13825585.2019.1645809.

Kelly G, Geffen LN. Understanding and Measuring the Value of Peer-to-Peer Community Support Programs for Older Adults. JAMA Netw Open. 2020;3(12):e2030674. doi:10.1001/jamanetworkopen.2020.30674

Lloyd-Sherlock P, Ebrahim S, Geffen L, McKee M. Bearing the brunt of covid-19: older people in low- and middle-income countries. BMJ [Internet]. 2020 Mar 13 [cited 2020 Mar 15];368. Available from: https://www.bmj.com/content/368/bmj.m1052

Mahmoud M, Werfalli PJ, Raubenheimer ME, Engel, Musekiwa A, Bobrow K, Peer N, Hoegfeldt C, Kalula S, Kengne AP, Levitt NS. “The effectiveness of peer and community health worker-led self-management support programs for improving diabetes health-related outcomes in adults in low-and-middle-income countries: A systematic review. Syst Rev 9, 133 (2020).

Motsohi T, Namane M, Anele AC, Abbas M, Kalula SZ. Older persons' experience with health care at two primary level clinics in Cape Town, South Africa: a qualitative assessment. BJGP Open. 2020 Aug 25;4(3): bjgpopen20X101048. doi: 10.3399/bjgpopen20X101048.

Sonderup M, Spearman W, Ross I, Gogela N, Combrinck M, Setshedi M, Symons G, Wearne N, Hoosain S, Kruger JJ, Mbena B, Boayke D, Muchenje T, Masikati M, Okeyo E, Makhura B, Botha J, Hlongwane L, Ntusi N. The challenges of maintaining non-COVID medicine services at Groote Schuur Hospital, Cape Town, South Africa, during COVID-19. S Afr Med J. 2020 Nov 5;110(12):13138. doi: 10.7196/SAMJ.2020.v110i12.15392.

Werfalli MM, Kalula SZ, Manning K, Levitt NS (2020). Does social support effect knowledge and diabetes self-management practices in older persons with Type2 diabetes attending primary care clinics in Cape Town, South Africa? PLoS ONE15(3) 2020:e0230173.https://doi.org/10.1371/journal.pone.0230173

Non-peer-reviewed journal articles

Young T, Schoonees A, Lachman A, Kalula S, Musa E, Levitt N. Taking stock of the evidence: COVID-19 and diabetes, hypertension, asthma, occupational lung diseases, coronary heart disease, heart failure and stroke. South Africa. 2020.

Geffen G, Kelly G, Steyn S, Kalula S. Situational analysis of NCDs and COVID-19 in older person in South Africa. Cape Town: Betterhealth Programme. 2020.

Peer-reviewed journal articles

 

Adebusoye LA, Kalula SZ. Mortality among older patients admitted to the medical wards of Groote Schuur Hospital, Cape Town, South Africa, 2010 - 2013. S Afr Med J. 2019 Jan 31;109(2):116-121. doi: 10.7196/ SAMJ. 2019.v109i2.13275.

Geffen LN, Kelly G, Morris JN, Howard EP. Peer-to-peer support model to improve quality of life among highly vulnerable, low-income older adults in Cape Town, South Africa. BMC Geriatr. 2019 Oct 22;19(1):279. doi: 10.1186/s12877-019-1310-0.

Geffen, L.N., Kelly, G., Morris, J.N. et al. Peer-to-peer support model to improve quality of life among highly vulnerable, low-income older adults in Cape Town, South Africa. BMC Geriatr 19, 279 (2019). https://doi.org/10.1186/s12877-019-1310-0

Joska JA, Dreyer AJ, Nightingale S, Combrinck MI, De Jager CA. Prevalence of HIV-1 Infection in an elderly rural population and associations with neurocognitive impairment. AIDS. 2019 Sep 1;33(11):1765-1771. doi: 10.1097/QAD.0000000000002257.

Kelly G, Mrengqwa L, Geffen L. "They don't care about us": older people's experiences of primary healthcare in Cape Town, South Africa. BMC Geriatr. 2019;19(1):98. Published 2019 Apr 4. doi:10.1186/s12877-019-1116-0

Mapira L, Kelly G, Geffen LN. A qualitative examination of policy and structural factors driving care workers' adverse experiences in long-term residential care facilities for the older adults in Cape Town. BMC Geriatr. 2019 Apr 2;19(1):97. doi: 10.1186/s12877-019-1105-3.

September J, Geffen L, Manning K, Naicker P, Faro C, Mendelson M, Wasserman S. Colonisation with pathogenic drug-resistant bacteria and Clostridioides difficile among residents of residential care facilities in Cape Town, South Africa: a cross-sectional prevalence study. Antimicrob Resist Infect Control. 2019 Nov 19;8:180. doi: 10.1186/s13756-019-0643-y.

Werfalli M, Murphy K, Kalula S, Levitt N. Current policies, and practices for the provision of diabetes care and self-management support programmes for older South Africans. Afr J Prm Health Care Fam Med. 2019;11(1), a2053. https:// doi.org/10.4102/phcfm. v11i1.2053

Book chapter

Solanki G, Kelly G, Cornell J, Daviaud E, Geffen LN. Population ageing in South Africa: trends, impact, and challenges for the health sector. In: Moeti T, Padarath A, editors. South African Health Review 2019 [Internet]. 2019th ed. Durban: Health Systems Trust; 2019.

Peer-reviewed journal articles

 

Christ BU, Combrinck MI, Thomas KGF. Both Reaction Time and Accuracy Measures of Intraindividual Variability Predict Cognitive Performance in Alzheimer's Disease. Front Hum Neurosci. 2018 Apr 9;12:124. doi: 10.3389/fnhum.2018.00124.

Morris JN, Declercq A, Hirdes JP, Finne-Soveri H, Fries BE , James ML et al. Hearing the voice of the resident in long-term care facilities: an internationally based approach to assessing quality of life. J Am Med Dir Assoc. 2018;19(3):207-15. doi: 10.1016/j.jamda.2017.08.010.

Werfalli M, Kassanjee R, Kalula SZ, Kowal P, Phaswana-Mafuya N, Levitt NS. Diabetes in South African older adults: prevalence and impact on quality of life and functional disability – as assessed using SAGE Wave 1 data. Glob Health Action. 2018;11(1):1449924. doi: 10.1080/16549716.2018.1449924.

Peer-reviewed journal articles

 

Abuyaman O, Combrinck M, Smith AD, Nexo E. The soluble transcobalamin receptor (sCD320) in relation to Alzheimer's disease and cognitive scores. Scand J Clin Lab Invest. 2017 Sep;77(5):332-337. doi: 10.1080/00365513.2017.1323345.

Arokiasamy P, Uttamacharya, Kowal P, Capistrant BD, Gildner TE, Thiele E, Biritwum RB, Yawson AE, Mensah G, Maximova T, Wu F, Guo Y, Zheng Y, Kalula SZ, Salinas Rodríguez A, Manrique Espinoza B, Liebert MA, Eick G, Sterner KN, Barrett TM, Duedu K, Gonzales E, Ng N, Negin J, Jiang Y, Byles J, Madurai SL, Minicuci N, Snodgrass JJ, Naidoo N, Chatterji S. Chronic Noncommunicable Diseases in 6 Low- and Middle-Income Countries: Findings From Wave 1 of the World Health Organization's Study on Global Ageing and Adult Health (SAGE). Am J Epidemiol. 2017 Mar 15;185(6):414-428. doi: 10.1093/aje/kww125.

de Jager CA, Msemburi W, Pepper K, Combrinck MI. Dementia Prevalence in a Rural Region of South Africa: A Cross-Sectional Community Study. J Alzheimers Dis. 2017;60(3):1087-1096. doi: 10.3233/JAD-170325.

de Jager CA, Pepper K. Building capacity for dementia screening and intervention in low income, rural communities: a collaborative initiative. International Journal of Africa Nursing Sciences. 2017;100(7):43-9. doi: http://dx.doi.org/10.1016/j.ijans.2017.07.001

Kalula SZ, Ferreira M, Swingler GH, Badri M, Sayer AA. Methodological challenges in a study on falls in an older population of Cape Town, South Africa. Afr Health Sci. 2017 Sep;17(3):912-922. doi: 10.4314/ahs.v17i3.35.

Negin J, Randell M, Raban MZ, Nyirenda M, Kalula S, Madurai L, Kowal P. Health expenditure and catastrophic spending among older adults living with HIV. Glob Public Health. 2017 Oct;12(10):1282-1296. doi: 10.1080/17441692.2016.1173717.

Peer-reviewed journal articles

 

Kalula SZ, Ferreira M, Swingler GH, Badri M. Risk factors for falls in older adults in a South African Urban Community. BMC Geriatr. 2016 Feb 24;16:51. doi: 10.1186/s12877-016-0212-7.

Biritwum RB, Minicuci N, Yawson AE, Theou O, Mensah GP, Naidoo N, Wu F, Guo Y, Zheng Y, Jiang Y, Maximova T, Kalula S, Arokiasamy P, Salinas-Rodríguez A, Manrique-Espinoza B, Snodgrass JJ, Sterner KN, Eick G, Liebert MA, Schrock J, Afshar S, Thiele E, Vollmer S, Harttgen K, Strulik H, Byles JE, Rockwood K, Mitnitski A, Chatterji S, Kowal P, WHO SAGE Collaboration. Prevalence of and factors associated with frailty and disability in older adults from China, Ghana, India, Mexico, Russia, and South Africa. Maturitas. 2016 Sep;91:8-18. doi: 10.1016/j.maturitas.2016.05.012.

Kalula SZ, Petros SG. Use of physical restraint in hospital patients: A descriptive study in a tertiary hospital in South Africa. Curationis. 2016 Nov 10;39(1):e1-e8. doi: 10.4102/curationis.v39i1.1605

Books, book chapters and proceedings

 

Ahmed S, de Jager CA. Cognitive assessment: principles, paradigms & pitfalls. In: Best T, Dye L, editors. Nutrition for brain health and cognitive performance. Boca Raton: CRC Press; 2015.

de Jager CA, Ahmed S. Research on the effects of vitamins and minerals on cognitive function in older adults. In: Best T, Dye L, editors. Nutrition for brain health and cognitive performance. Boca Raton: CRC Press; 2015.

Hale WA, Joubert JD, Kalula SZ. Aging population and chronic illness. In: Markle WH, Fisher MA, Smego RA, editors. Understanding global health. 2^nd ed. New York: McGraw-Hill; 2013. p. 365-88.

Kalula SZ. Prescribing for the elderly. South African medicines formulary (SAMF). 8^th ed. Pretoria: South African Medical Association; 2012.

de Villiers L. Geriatric syndromes: the frailty syndrome and immobility. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 99-111.

de Villiers L. Assessment of functioning in the elderly. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 47-72.

James K, Thomas K, Combrinck MI. The relationship between traumatic life events, high cortisol and Alzheimer's disease. In: Fourie E, Hagen S, Mitchell Y, Semenya B, editors. Re-imagining psychology: Proceedings of the 2^nd Southern African Students' Psychology Conference; 2011 Jun 23-24; Pretoria, South Africa. Pretoria: University of South Africa; 2011.

Kalula SZ. Drugs and the older person. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 171-82.

Kalula SZ. Instability and falls in older persons. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 113-25.

Kalula SZ, Khalil D, Perold A, Ross KJB, de Villiers L, van Niekerk S. Nursing care for the older person. Sandton: Heinemann Publishers; 2011.

Kalula SZ, Ogunniyi A. Population ageing and the changing profile of chronic disease in developing countries. In: Phaswana-Mafuya N, Tassiopoulos D, editors. Non-communicable diseases (NCDs) in developing countries. New York: Nova Science Publishers; 2011. p. 179-208.

Ross KJB. Geriatric syndrome: incontinence. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 77-98.

Ross KJB. Geriatric syndrome: the confused patient. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 149-70.

Ross KJB. Normal ageing. In: Nursing care for the older person. Sandton: Heinemann Publishers; 2011. p. 1-21.

de Jager CA. Memory in the elderly. In: Stone JH, Blouin M, editors. International encyclopedia of rehabilitation. Buffalo, NY: Center for International Rehabilitation Research Information and Exchange (CIRRIE); 2010.
 

Peer-reviewed journal articles

 

2015

 

Allie S, Stanley A, Bryer A, Meiring M, Combrinck MI. High levels of von Willebrand factor and low levels of its cleaving protease, ADAMTS13, are associated with stroke in young HIV-infected patients. Int J Stroke. 2015;10(8):1294-6. doi: 10.1111/ijs.12550.

de Jager CA, Joska JA, Hoffman M, Combrinck MI. Dementia in rural South Africa: a pressing need for epidemiological studies. S Afr Med J. 2015;105(3):189-90. doi: 10.7196/samj.8904.

James KA, Grace LK, Thomas KGF, Combrinck MI. Associations between CAMCOG-R subscale performance and formal education attainment in South African older adults. Int Psychogeriatr. 2015;27(2): 251-60. doi: 10.1017/S1041610214002233.

Kalula SZ, Ferreira M, Swingler GH, Badri M. Ethnic differences in rates and causes of falls in an urban community-dwelling older population in South Africa. J Am Geriatr Soc. 2015;63(2):403-4. doi: 10.1111/jgs.13277.

Kalula SZ, Ferreira M, Swingler GH, Badri M, Sayer AA. Prevalence of falls in an urban community-dwelling older population of Cape Town, South Africa. Nutr Health Aging. 2015;19:1024–31. doi: 10.1007/s12603-015-0664-z.

Khonje V, Milligan C, Yako Y, Mabelane M, Borochowitz KE, de Jager CA. Knowledge, attitudes and beliefs about dementia in an urban Xhosa-speaking community in South Africa. Adv Alzheimer's Dis. 2015;4:21-36. doi.org/10.4236/aad.2015.42004.

Seeburger JL, Holder DJ, Combrinck MI, Joachim C, Laterza O, Tanen M et al. Cerebrospinal fluid biomarkers distinguish postmortem-confirmed Alzheimer's disease from other dementias and healthy controls in the OPTIMA cohort. J Alzheimers Dis. 2015;44(2):525-39. doi: 10.3233/JAD-141725.

Smith AD, de Jager CA, Refsum H, Rosenberg IH. Homocysteine lowering, B vitamins, and cognitive aging. Am J Clin Nutr. 2015;101(2):415-6. doi: 10.3945/ajcn.114.098467.

Werfalli M, Raubenheimer P, Peer N, Engel M, Kengne AP, Kalula SZ et al. Effectiveness of community-based peer- and non-professional health worker-led diabetes self-management programs (COMP-DSMP) for improving clinical outcomes and quality of life of adults with diabetes in primary care settings in low and middle income countries (LMIC): a systematic review protocol. BMJ Open. 2015. doi: 10.1136/bmjopen-2015-007635.

2014

 

Barnard ND, Bush AI, Ceccarelli A, Cooper J, de Jager CA, Erickson KI et al. Dietary and lifestyle guidelines for the prevention of Alzheimer's disease. Neurobiol Aging. 2014;35 Suppl 2:S74-8. doi: 10.1016/j.neurobiolaging.2014.03.033.

Dean K, Oulhaj A, Zamboni G, de Jager CA, Wilcock GK. Role of depression in predicting time to conversion to mild cognitive impairment. Am J Geriatr Psychiatry. 2014;22(7):727-34. doi: 10.1016/j.jagp.2012.12.025.

de Jager CA. Critical levels of brain atrophy associated with homocysteine and cognitive decline. Neurobiol Aging. 2014;35 Suppl 2:S35-9. doi: 10.1016/j.neurobiolaging.2014.03.040.

de Jager CA, Dye L, de Bruin EA, Butler L, Fletcher J, Lamport DJ et al. Criteria for validation and selection of cognitive tests for investigating the effects of foods and nutrients. Nutr Rev. 2014;72(3):162-79. doi: 10.1111/nure.12094.

de Villiers L, Kalula SZ. An approach to balance problems and falls in elderly persons. S Afr Med J. 2015;105(8):1-5. doi: 10.7196/samjnew.8037.

Geffen L. Sexual function and ageing. S Afr Med J. 2014;104(6):450. doi: 10.7196/samj.8396.

Marsico M, de Jager CA, Grant A, Zhu X, Markwick A, Chandler J. Cognitive and functional profiles in mild-to-moderate Alzheimer’s disease and mild cognitive impairment compared to healthy elderly. Adv Alzheimer's Dis. 2014;3:168-86. doi: 10.4236/aad.2014.34016.

Rentoumi V, Raoufian L, Ahmed S, de Jager CA, Garrard P. Features and machine learning classification of connected speech samples from patients with autopsy proven Alzheimer's disease with and without additional vascular pathology. J Alzheimers Dis. 2014;42 Suppl 3:S3-17. doi: 10.3233/JAD-140555.

2013

 

Ahmed S, de Jager CA, Haigh AM, Garrard P. Semantic processing in connected speech at a uniformly early stage of autopsy-confirmed Alzheimer's disease. Neuropsychology. 2013;27(1):79-85. doi: 10.1037/a0031288.

Ahmed S, Haigh AM, de Jager CA, Garrard P. Connected speech as a marker of disease progression in autopsy-proven Alzheimer's disease. Brain. 2013;136(Pt12):3727-37. doi: 10.1093/brain/awt269.

Cross HM, Combrinck MI, Joska JA. HIV-associated neurocognitive disorders: antiretroviral regimen, central nervous system penetration effectiveness, and cognitive outcomes. S Afr Med J. 2013;103(10):758-62. doi: 10.7196/samj.6677.

Douaud G, Refsum H, de Jager CA, Jacoby R, Nichols TE, Smith SM et al. Preventing Alzheimer's disease-related gray matter atrophy by B-vitamin treatment. Proc Natl Acad Sci. 2013;110(23):9523-8. doi:10.1073/pnas.1301816110.

Emmanuel Y, Cochlin LE, Tyler DJ, de Jager CA, David Smith A, Clarke K. Human hippocampal energy metabolism is impaired during cognitive activity in a lipid infusion model of insulin resistance. Brain Behav. 2013;3(2):134-44. doi: 10.1002/brb3.124.

Hoare J, Westgarth-Taylor J, Fouche JP, Combrinck MI, Spottiswoode B, Stein DJ et al. Relationship between apolipoprotein E4 genotype and white matter integrity in HIV-positive young adults in South Africa. Eur Arch Psychiatry Clin Neurosci. 2013;263(3):189-95. doi: 10.1007/s00406-012-0341-8.

Rolfson DB, Wilcock G, Mitnitski A, King E, de Jager CA, Rockwood K et al. An assessment of neurocognitive speed in relation to frailty. Age Ageing. 2013;42(2):191-6. doi: 10.1093/ageing/afs185.

Trustram EC, de Jager CA. Piloting and validation of a novel self-administered online cognitive screening tool in normal older persons: the cognitive function test. Int J Geriatr Psychiatry. 2013. doi: 10.1002/gps.3993.

Vacante M, Wilcock GK, de Jager CA. Computerized adaptation of the placing test for early detection of both mild cognitive impairment and Alzheimer's disease. J Clin Exp Neuropsychol. 2013;35(8):846-56. doi: 10.1080/13803395.2013.825235.

Zamboni G, de Jager CA, Drazich E, Douaud G, Jenkinson M, Smith AD et al. Structural and functional bases of visuospatial associative memory in older adults. Neurobiol Aging. 2013;34(3):961-72. doi: 10.1016/j.neurobiolaging.2012.07.011.

2012

 

Langhorne P, de Villiers L, Pandian JD. Applicability of stroke-unit care to low income and middle income countries. Lancet Neurol. 2012;11:341-8. doi: 10.1016/S1474-4422(12)70024-8.

2011

 

de Villiers L, Badri M, Ferreira M, Bryer A. Stroke outcomes in an economically disadvantaged community. S Afr Med J. 2011;101(5):345-8. doi: 10.7196/samj.4588.

Hoare J, Fouche J, Spottiswoode B, Sorsdahl K, Combrinck MI, Stein DJ et al. White-matter damage in Clade C HIV-positive subjects: a diffusion tensor imaging study. J Neuropsychiatry Clin Neurosci. 2011;23(3):308-15. doi: 10.1176/jnp.23.3.jnp308.

Joska JA, Westgarth-Taylor J, Myer L, Hoare J, Thomas K, Combrinck MI et al. Characterization of HIV-associated neurocognitive disorders among individuals starting antiretroviral therapy in South Africa. AIDS and Behavior. 2011;15: 1197-203. doi: 10.1017/S1041610214002233.

Kalula SZ, Scott V, Dowd A, Brodrick K. Falls and falls prevention programmes in developing countries: environmental scan for the adaption of the Canadian Falls prevention curriculum for developing countries. J Safety Res. 2011;42(6):461-72. doi: 10.1016/j.jsr.2010.12.003.

2010

 

Joska JA, Combrinck MI, Valcour VG, Hoare J, Leisegang F, Mahne AC et al. Association between apolipoprotein E4 genotype and human immunodeficiency virus-associated dementia in younger adults starting antiretroviral therapy in South Africa. J Neurovirol. 2010;16(5):377-83. doi: 10.3109/13550284.2010.513365.

Kalula SZ, Ferreira M, Thomas K, de Villiers L, Joska JA, Geffen L. Profile and management of patients at a memory clinic. S Afr Med J. 2010;100(7): 449-51. doi: 10.7196/samj.3384.

Kalula SZ, Swingler GH, Sayer AA, Badri M, Ferreira M. Does chair type influence outcome in the timed "up and go" test in older persons? J Nutr Health Aging. 2010;14(4):319-23. doi: 10.1007/s12603-010-0073-2.

 

Other articles, editorials and op-eds

Charlton K, Kalula SZ. South Africa is failing to address malnutrition in its older people. The Conversation [Internet]. 2015 Jun 24 [cited 2015 Jun 26]. 

de Jager CA. Why special steps need to be taken to reduce the risk of dementia in Africa. The Conversation [Internet]. 2015 Sep 21 [cited 2015 Sep 22]. 

de Jager CA. Vitamin D and cognition: are there any cautions against intervention trials for older adults. Vitamins & Minerals. 2014;3(2).

de Jager CA, Latulippe ME, Spencer JPE, Wesnes K. Cognitive function: criteria for validation and selection of cognitive tests for investigating the effects of foods and nutrients. Nutr Rev. 2014;72(3):162-79. doi: 10.1111/nure.12094.

de Jager CA. Why don’t we know what to eat in the 21st century? A focus on coronary heart disease and dementia prevention. Vitam Trace Elem. 2013;2(2). doi: 10.4172/2167-0390.1000e120. 

Emeriau JP, Kalula SZ. Management of hypertension in older persons – specific considerations. CME – South Africa’s Continuing Medical Education. 2013;31(10):358-362.

Kalula SZ. Medicine in the elderly: unique challenges and management. CME – South Africa’s Continuing Medical Education. 2013; 31(10):352.

Kalula SZ. Prevalence and the problem of falls in older persons. Public Health Association of South Africa. [Internet]. 2012 May 31, [cited 2012 Jun 12].

Abdool-Gaffar MS, Ambaram A, Ainslie GM, Bolliger CT, Feldman C, Geffen L et al. COPD Working Group. Guideline for management of chronic obstructive pulmonary disease – 2011 update. S Afr Med J. 2011;(1 Pt 2):63-73.

Kalula SZ, Ogunniyi A. 2011. Population ageing: the changing profile of chronic diseases in developing countries. In: Phaswana-Mafuya N, Tassiopoulos D (editors). Non-communicable diseases (NCDS) in developing countries. New York: Nova Science Publishers; 2011. p. 179-208.

Kalula SZ, Petros G. Responses to dementia in less developed countries with a focus on South Africa. International Federation on Ageing (IFA) Global Ageing. 2011;7(1):31-40.