Dreyer, G.; Snyman, L. C.; van der Merwe, F. H.; Richter, K. L.; Dreyer, G. J.; Visser, C.; Botha, M. H. Phase I of the DiaVACCS Screening Trial: Study Design, Methods, Population Demographics and Baseline Results. S Afr Med J 2022, 112 (7), 478-486. https://doi.org/10.7196/SAMJ.2022.v112i7.16478.