pubmed:affiliation |
Center for Motility and Functional Gastrointestinal Disorders, Division of Gastroenterology and Nutrition, Children's Hospital-Boston, Harvard Medical School, 300 Longwood Avenue, Boston, MA 02115, USA.
|
pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural
|