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2. Clinical assessment of subdermal implant of megestrol acetate, d-norgestrel, and norethindrone as a long-term contraception in women;Croxatto;Contraception,1975
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4. Gupta GN: Prolonged release of testosterone propionate form new solid steroid-saturated Silastic implants in rats. Presented at the Fifty-Seventh Annual Meeting of the Endocrine Society, June 13 to 20, 1975, New York. Abstract 387
5. Sustained absorption of 3H-norgestrel from S.C. fused pellets in rats: a potential totally bioabsorbable implant for human contraception;Gupta;Fed Proc (Abstr 3833),1977