PT - JOURNAL ARTICLE AU - Paul Mills TI - Oral contraceptive use and cancer. findings in a large cohort study, 1968–2004 AID - 10.1783/147118907779399594 DP - 2007 Jan 01 TA - Journal of Family Planning and Reproductive Health Care PG - 56--56 VI - 33 IP - 1 4099 - http://jfprhc.bmj.com/content/33/1/56.1.short 4100 - http://jfprhc.bmj.com/content/33/1/56.1.full SO - J Fam Plann Reprod Health Care2007 Jan 01; 33