pubmed:affiliation |
Gastroenterology Section, Department of Medicine, Temple University Hospital, Philadelphia, PA 19140, USA.
|
pubmed:publicationType |
Journal Article,
Clinical Trial,
Research Support, U.S. Gov't, P.H.S.,
Randomized Controlled Trial,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural
|