A Leahy1, O Epstein. 1. Centre for Gastroenterology, Royal Free Hospital, Royal Free and University College of Medicine, Pond Street, London NW3 2QG, UK.
Authors: D A Drossman; D C McKee; R S Sandler; C M Mitchell; E M Cramer; B C Lowman; A L Burger Journal: Gastroenterology Date: 1988-09 Impact factor: 22.682