Indoor Radon Exposure and COPD, Synergic Association? A Multicentric, Hospital-Based Case–Control Study in a Radon-Prone Area

1. Ruano-Ravina, A.
2. Cameselle-Lago, C.
3. Torres-Durán, M.
4. Pando-Sandoval, A.
5. Dacal-Quintas, R.
6. Valdés-Cuadrado, L.
7. Hernández-Hernández, J.
8. Consuegra-Vanegas, A.
9. Tenes-Mayén, J.A.
10. Varela-Lema, L.
11. Fernández-Villar, A.
12. Barros-Dios, J.M.
13. Pérez-Ríos, M.