Comparative Evaluation of PerOral Endoscopic Myotomy (POEM) for the Treatment of Achalasia in Patients With Failed Heller Myotomy vs Patients Without a History of Surgical Myotomy: A Multicenter Retrospective Cohort Study

Ngamruengphong S;Inoue H;Ujiki M;Bapaye A;Desai PN;Ponchon T;Dorwat S;Draganov PV;Perbtani YB;Abbas A;Pannu D;Yang D;Perretta S;Romanelli J;Desilets D;Hayee B;Patel LY;Pioche M;Roman S;Rivory J;Mion F;Garros A;Nakamura J;Hata Y;Balassone V;Onimaru M;Hajiyeva G;Ismail A;Chen YI;Bukhari M;Chavez YH;Kumbhari V;Maselli R;Repici A;Khashab MA

2016-01-01