Impact of upper digestive symptoms in patients with irritable bowel syndrome

1. Balboa, A.
2. Mearin, F.
3. Badía, X.
4. Benavent, J.
5. Caballero, A.M.
6. Domínguez-Muñoz, J.E.
7. Garrigues, V.
8. Piqué, J.M.
9. Roset, M.
10. Cucala, M.
11. Figueras, M.