Bravo, S. A. G., C. Alonso, E., C. Sánchez, A. A., O. Sulvarán, M., C. Caos, I., M. Villanueva, J. E., M. Orozco, M. J., & K. Alcázar , F. Z. (2026). Laparoscopic Heller myotomy in sigmoid megaesophagus: function preserving surgery as an alternative to esophagectomy in end stage achalasia . International Surgery Journal, 13(7), 1235–1238. https://doi.org/10.18203/2349-2902.isj20262003