NEMATSWERANI, N; STEENKAMP, L; HANEEF, S; NAIDOO, RM; FONN, S. Understanding the impact of the COVID‑19 pandemic on healthcare services for adults during three waves of COVID‑19 infections: A South African private sector experience. South African Medical Journal, South Africa, v. 113, n. 4, 2023. DOI: 10.7196/SAMJ.2023.v113i4.16505. Disponível em: https://www.samajournals.co.za/index.php/samj/article/view/841. Acesso em: 18 apr. 2026.