共 4 条
[1]
Inman W.H.W., Vessey M.P., Westerholm B., Thromboembolic disease and the steroidal content of oral contraceptives. A report to the Committee on Safety of Drugs, Br Med J., 2, pp. 203-9, (1970)
[2]
Bye P.G.T., Elstein M., Clinical assessment of a low-dose combined oral contraceptive, Br Med J., 2, pp. 389-92, (1973)
[3]
Morris S.E., Groom G.V., Cameron E.D., Buckingham, Everitt J.M., Elstein M., Studies on low dose contraceptives: plasma hormone changes in relation to deliberate pill (microgynon 30) omission, Contraception., 20, pp. 61-9, (1979)
[4]
Killick S.R., Bancroft K., Oelbaum S., Morris J., Elstein M., Extending the duration of the pill-free interval during combined oral contraception, Adv Contracept., 6, pp. 33-40, (1990)