WIDMER, M.; MATTER, P. Variation in incidence of orthopaedic surgery between populations with basic or basic plus supplementary health insurance in Switzerland. Swiss Medical Weekly, [S. l.], v. 141, n. 0506, p. w13152, 2011. DOI: 10.4414/smw.2011.13152. Disponível em: https://smw.ch/index.php/smw/article/view/1247. Acesso em: 23 apr. 2024.