Gastroenterology > 2009 > 136 > 5 Supplement 1 > A-227-A-228
Source
Identifiers
journal ISSN : | 0016-5085 |
DOI | 10.1016/S0016-5085(09)61026-X |
Gastroenterology > 2009 > 136 > 5 Supplement 1 > A-227-A-228
journal ISSN : | 0016-5085 |
DOI | 10.1016/S0016-5085(09)61026-X |