Comparative multicentric study of omeprazole versus ranitidine in the treatment of duodenal ulcer

1. Diaz Rubio, M.
2. Samitier, S.
3. Diaz de Rojas, F.
4. Malagelada, J.R.
5. Pajares, J.M.
6. Rodrigo, J.M.
7. Vilardell, F.
8. Ruiz Ferran, J.
9. Bamberg, P.
10. Segura, J.
11. Guarner, L.
12. Taxonera, C.
13. Garcia Gravalos, R.
14. Gomollon, F.
15. Bixquert, M.
16. Castello, M.
17. Garcia Aparicio, P.
18. Vickers, C.