ALVES, Carlos Pereira et al. VARICOSE VEINS SURGERY OF LOWER LIMBS CAN WE PRESERVE GREAT SAPHENOUS VEIN?. Revista Portuguesa de Cirurgia, [S.l.], n. 37, p. 17 - 23, june 2016. ISSN 2183-1165. Disponível em: <https://revista.spcir.com/index.php/spcir/article/view/468>. Acesso em: 31 may 2023.