DHAI, A. Celebrating the legacy of Prof. JP van Niekerk (29 December 1936 - 12 December 2025). South African Medical Journal, South Africa, v. 116, n. 1, p. e4797, 2026. DOI: 10.7196/. Disponível em: https://www.samajournals.co.za/index.php/samj/article/view/4797. Acesso em: 19 apr. 2026.