1. Progress report: DMPA for contraception;Mishell;Contemporary Ob/Gyn,1974
2. Contraceptive use-efficacy study utilizing Depo ProveraR administered as an injection once every six months;Schwallie;Contraception,1972
3. Contraceptive use-efficacy study utilizing medroxyprogesterone acetate administered as an intramuscular injection once every 90 days;Schwallie;Fertil Steril,1973
4. An experience in family planning in Nairobi;Hornsby;East Afr Med J,1972
5. Frick, J., Bartsch, G. and Jakse, G. Radioimmunoassays of ethinylnorgestrienone (R2323) and medroxyprogesterone acetate (MPA) and their clinical applicability. Urol Res, in press.