1. Breast cancer in young women and the use of oral contraceptives: possible modifying effect of formnulation and age at use;Pike, M.C.; Henderson, B.E.; Krailo, M.D.; Duke, A.,1983
2. Neoplasia of the cervix uteri and contraceptiona possible adverse effect of the pill;Vessey, M.P.; Lawless, M.; McPherson, K.; Yeates, D.;Lancet,1983
3. Survey conducted by Taylor Nelson Medical for Schering Chemicals into contraceptive usage patterns,1984
4. Family planning services in England and Waks;Bone, M.,1973
5. The changing pattern of mak and female sterilisation: services, organisation, procedures;Newton, J.,1983