Testing for Helicobacter pylori in dyspeptic patients suspected of peptic ulcer disease in primary care: cross sectional study

Por Weijnen, Catherine F, Numans, Mattijs E, de Wit, Niek J, Smout, André J P M, Moons, Karel G M, Verheij, Theo J M, Hoes, Arno W
Publicado em 2001