STOLF, N. A. G. Christiaan Neethling Barnard — A controversial figure: Courage, innovation, and the global impact of the world’s first human heart transplant. São Paulo Medical Journal, [S. l.], v. 144, n. 2, p. 1–2, 2026. Disponível em: https://periodicosapm.emnuvens.com.br/spmj/article/view/3619. Acesso em: 19 jul. 2026.