Res Medica, May 1961, Volume II, Number 4. Res Medica, [S. l.], v. 2, n. 4, 2013. DOI: 10.2218/resmedica.v2i4.369. Disponível em: https://journals.ed.ac.uk/resmedica/article/view/369. Acesso em: 13 may. 2025.