AHMAD, S. J.; AHMED, A. R.; ALI, J.; MACFAUL, G.; JOHNSON, M. W.; EXADAKTYLOS, A. K.; ARCHID, R.; AHMAD, S.; ROSTAMI-NEJAD, M.; MOHAGHEGH, H.; MADHOTRA, R.; ROSTAMI, K. The correlation between vitamin D levels and demographics in patients with gastrointestinal disorders; a cross-sectional study . Gastroenterology and Hepatology from Bed to Bench, [S. l.], v. 13, n. 3, p. 223–231, 2020. DOI: 10.22037/ghfbb.v13i3.1649. Disponível em: https://journals.sbmu.ac.ir/ghfbb/index.php/ghfbb/article/view/1649. Acesso em: 4 may. 2024.