YILDIRAN SONGÜR; HIMMET KARACA; SADUN KOŞAY. Changes in cardiac rhythm during gastroscopy. Turkish Journal of Gastroenterology, [S. l.], v. 6, n. 2, p. 253–255, 2020. Disponível em: https://tjg.avesjournals.com/index.php/tjg/article/view/955. Acesso em: 16 jul. 2025.