by Hiba, M R, McCallum, R W
Published in Gastroenterology clinics of North America (01.12.1998)

by Hiba, M R, Eaker, E Y
Published in Gastroenterology (New York, N.Y. 1943) (01.10.2000)

by McCallum, R. W., Hiba, M. R., Daaboul, B., Asadi, M., Kyner, J. L.
Published in Southern medical journal (Birmingham, Ala.) (01.11.1999)