Correction: Mammographic density and breast cancer pathological subtypes by menopausal status and body mass index.

Julia Fernández-Morata, Marina Pollán, Nerea Fernández de Larrea-Baz, Vanessa Pachón-Olmos, Javier García-Pérez, Adela Castelló, María Ángeles Sierra, Pilar Lucas, Rafael Llobet, Agostina Stradella, Blanca Cantos, Teresa Ramón Y Cajal, Marta Santisteban, Miguel Ángel Seguí, Ana Santaballa Bertrán