P1-309 Differences in radiological patterns, tumour characteristics and diagnostic precision between digital mammography and screen-film mammography in four breast cancer screening programs in Spain
A Romero, L Domingo, F Belvis, M Sánchez, J Ferrer, D Salas, J Ibañez, A Vega, F Ferrer, Mas Laso, F Macià, X Castells, M Sala
Journal of Epidemiology & Community Health Aug 2011, 65 (Suppl 1) A153; DOI: 10.1136/jech.2011.142976f.1