Avelar Rodríguez, D., Toro Monjaraz, E., Peña Vélez, R., Yamazaki Nakashimada, M. y Ramírez Mayans, J. 2019. A patient with esophageal achalasia and common variable immunodeficiency: A Case report and review of the literature. Acta Pediátrica de México. 40, 3 (may 2019), 143-147. DOI:https://doi.org/10.18233/APM40No3pp143-1471810.