Author

Leticia Holguera 1

1 Gregorio Marañón Hospital

ENDOSCOPIC BALLOON SPHINCTEROPLASTY AS AN ADJUNCT TO ENDOSCOPIC SPHINCTEROTOMY IN REMOVING LARGE AND DIFFICULT BILE DUCT STONES IN THE ELDERLY

Beatriz Merino Rodríguez, Cecilia Gonzalez Asanza, Oscar Nogales Rincón, Leticia Pérez Carazo, Javier García Lledó, Mario Romero, José Miranda, Leticia Holguera, Pedro Menchén Fernández Pacheco

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