Validity of self-reported exposure to second-hand smoke in hospitality venues

1. Galán, I.
2. Mayo, E.
3. López, M.J.
4. Pérez-Ríos, M.
5. Fu, M.
6. Martínez-Sánchez, J.M.
7. Schiaffino, A.
8. Moncada, A.
9. Montes, A.
10. Nebot, M.
11. Fernández, E.