Randomised comparison of complications from three different permanent central venous access systems. Swiss Medical Weekly, [S. l.], v. 139, n. 2122, p. 313–313, 2009. DOI: 10.4414/smw.2009.12523. Disponível em: https://www.smw.ch/index.php/smw/article/view/980. Acesso em: 29 jan. 2026.