J. Chiliza, R. Laing, F. G. Feeley, and A. T. Brennan, “Evaluation of the impact of PEPFAR transition on retention in care in South Africa’s Western Cape Province”, S Afr Med J, vol. 114, no. 1, pp. 44–50, Dec. 2023, doi: 10.7196/SAMJ.2024.v114i1.810.