First United European Gastroenterology Week : September 25 - 30 1992, Athens, Greece.
United European Gastroenterology Week(1st :1992 :Athens, Greece)
Wells Medical Limited.
Ferring AB.
Royal Tunbridge Wells : Wells Medical,
c1992.
At head of title: Research front, Ferring.
Includes bibliographical references.
Gastroenterology
Digestive organs