Anemias and nutritional deficiencies in patients undergoing gastrectomy: an integrative review. Research, Society and Development, [S. l.], v. 9, n. 10, p. e1069108315, 2020. DOI: 10.33448/rsd-v9i10.8315. Disponível em: https://www.rsdjournal.org/rsd/article/view/8315. Acesso em: 6 dec. 2025.