Concordance between noninvasive tests in detecting Helicobacter pylori and potential use of serology for monitoring eradication in gastric ulcer

1. Bermejo, F.
2. Boixeda, D.
3. Gisbert, J.P.
4. Sanz, J.M.
5. Cantón, R.
6. Defarges, V.
7. Martín-de-Argila, C.