Sleep patterns, sleep disorders and mammographic density in spanish women: The DDM-Spain/Var-DDM study

1. Pedraza-Flechas, A.M.
2. Lope, V.
3. Moreo, P.
4. Ascunce, N.
5. Miranda-García, J.
6. Vidal, C.
7. Sánchez-Contador, C.
8. Santamariña, C.
9. Pedraz-Pingarrón, C.
10. Llobet, R.
11. Aragonés, N.
12. Salas-Trejo, D.
13. Pollán, M.
14. Pérez-Gómez, B.