CHAO, C. Letter to the Editor. Swiss Medical Weekly, [S. l.], v. 141, n. 1920, p. w13187, 2011. DOI: 10.4414/smw.2011.13187. Disponível em: https://smw.ch/index.php/smw/article/view/1287. Acesso em: 25 nov. 2024.