48. Perez-Fidalgo JA, Miranda J, Chirivella I, Ibanez J, Bermejo B, Pons C, et al. Impact of a mammography screening programme on the breast cancer population of the Region of Valencia (Spain).
44. Hiatt RA, Pasick RJ, Stewart S, Bloom J, Davis P, Gardiner P, et al. Cancer screening for underserved women: The breast and cervical cancer intervention study.