1. The Minipill – A limited alternative for certain women;RINEHART;Population Reports A,1975
2. Low doses of gestogens as fertility regulating agents;FOTHERBY,1977
3. The progestogen-only contraceptive pill;FOTHERBY;British Journal of Family Planning,1982
4. The progestogen-only mini-pill;GRAHAM;Contraception,1982
5. Ethynodiol diacetate as a contraceptive;RUIZ-VELASCO;Fertility and Sterility,1974