| Literature DB >> 590707 |
G T Roling, L W Pressgrove, E B Keeffe, S B Raffin.
Abstract
Entities:
Keywords: Empirical Approach
Mesh:
Year: 1977 PMID: 590707 DOI: 10.1016/s0016-5107(77)73453-4
Source DB: PubMed Journal: Gastrointest Endosc ISSN: 0016-5107 Impact factor: 9.427