| Literature DB >> 7828573 |
D N Amarapurkar, S S Parikh, K Shankaran, K Chopra, P Dhawan, R H Kalro, H G Desai.
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Year: 1994 PMID: 7828573 DOI: 10.1055/s-2007-1009036
Source DB: PubMed Journal: Endoscopy ISSN: 0013-726X Impact factor: 10.093