Supplementum 250: swiss orthopaedics,  81st annual meeting (e-congress, June 24−25, 2021). Swiss Medical Weekly, [S. l.], v. 151, n. 2526, p. Suppl. 250, 2021. DOI: 10.4414/smw.2021.20563. Disponível em: https://www.smw.ch/index.php/smw/article/view/3024. Acesso em: 11 dec. 2025.