pubmed:affiliation |
Division of Gastroenterology (111B1), Department of Veterans Affairs Medical Center, 4500 S Lancaster Rd, Dallas, TX 75216, USA. sjspechler@aol.com
|
pubmed:publicationType |
Journal Article,
Clinical Trial,
Research Support, U.S. Gov't, Non-P.H.S.,
Randomized Controlled Trial,
Research Support, Non-U.S. Gov't
|