Surgery for Obesity and Related Diseases, 18(4), 464-472. Elsevier Inc. OGMOS Study Group 2022, ' Esophageal and gastric malignancies after bariatric surgery : a retrospective global study ', Surgery for Obesity and Related Diseases, vol. 18, no. 4, pp. 464-472 . https://doi.org/10.1016/j.soard.2021.11.024
LANCET DDFV. Repositorio Institucional de la Universidad Francisco de Vitoria instname The lancet 396(10243), 27-38 (2020). doi:10.1016/S0140-6736(20)31182-X The Lancet, 396(10243), 27-38. Elsevier Limited The Lancet Ambler, G K 2020, ' Mortality and pulmonary complications in patients undergoing surgery with perioperative SARS-CoV-2 infection : an international cohort study ', Lancet, vol. 396, pp. 27-38 . https://doi.org/10.1016/S0140-6736(20)31182-X The Lancet, 396(10243), 27-38. ELSEVIER SCIENCE INC Lancet . 2020 Jul 4;396(10243):27-38 UCrea Repositorio Abierto de la Universidad de Cantabria Universidad de Cantabria (UC)