[1]
T. Vale-Fonseca, L. Ferreira-Pinto, M. Figueiredo-Braga, and S. Carneiro, “Post-Surgical Quality of Life, Psychological State and what Patients Think about the Effectiveness of Heller Myotomy in the Treatment of Achalasia”, Acta Med Port, vol. 29, no. 2, pp. 107–113, Feb. 2016.