Essam ABDEL-GALIL. Butterfly Gastric Bypass. Highlights on Medicine and Medical Science Vol. 7, [S. l.], p. 22–27, 2021. DOI: 10.9734/bpi/hmms/v7/9956D. Disponível em: https://stm.bookpi.org/HMMS-V7/article/view/2030. Acesso em: 4 jun. 2026.