Grobler, C., Oldewage-Theron, W. and Chalwe, J. (2022) “The effect of vitamins B12, B6 and folate supplementation on homocysteine metabolism in a low-income, urbanised, black elderly community in South Africa”, South African Journal of Clinical Nutrition, 35(4), pp. 162–167. Available at: http://sajcn.co.za/index.php/SAJCN/article/view/1635 (Accessed: 22December2024).