HEDAYANTI, Nor; SUPRIONO, Supriono. Achalasia: A Review of Etiology, Pathophysiology, and Treatment. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy, [S. l.], v. 17, n. 1, p. 32–37, 2016. DOI: 10.24871/171201632-37. Disponível em: https://www.ina-jghe.com/index.php/jghe/article/view/522. Acesso em: 15 oct. 2026.