A missed case of achalasia in an eight year old girl: a case report. Tanzania Medical Journal, [S. l.], v. 26, n. 2, 2015. DOI: 10.4314/tmj.v26i2.5. Disponível em: https://tmj.or.tz/index.php/tmj/article/view/5.. Acesso em: 17 apr. 2025.