How Much Ulcer is Ulcer-like? Diagnostic Determinants of Peptic Ulcer in Open Access Gastroscopy

Family Practice - Tập 11 Số 4 - Trang 382-388 - 1994
M.E. Numans1, Y VAN DER GRAFF2, N. de Wit1, FWMM Touw-Otten1, RA de Melker1
1Department of General Practice, University of Utrecht, Universiteitsweg 1003584 CG Utrecht, The Netherlands
2Department of Epidemiology, University of Utrecht, Universiteitsweg 1003584 CG Utrecht, The Netherlands

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