A prospective endoscopically controlled trial of double contrast against single contrast barium meals

Lavelle, M.I.; Venables, C.W.; Douglas, A.P.; Thompson, M.H.; Owen, J.P.

Gut 17(5): 396-397

1976


ISSN/ISBN: 0017-5749
PMID: 1278759
Document Number: 97503

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