| Literature DB >> 338412 |
R Brust, A B Thomson, R H Wensel, R W Sherbaniuk, L Costopoulos.
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Year: 1977 PMID: 338412 DOI: 10.1016/s0016-5107(77)73457-1
Source DB: PubMed Journal: Gastrointest Endosc ISSN: 0016-5107 Impact factor: 9.427