Intracervical release of levonorgestrel for contraception

Radioimmunoassay of serum d-norgestrel in women following oral and intravaginal administration

Frank Z. Stanczyk, Masahiko Hiroi, Uwe Goebelsmann et al. · Contraception · 1975 · 101 citations

Medicine, Endocrinology, Gynecology +3

Comparative quantitation of menstrual blood loss with a d-norgestrel-releasing IUD and a Nova-T-copper device

Carl Gustaf Nilsson · Contraception · 1977 · 90 citations

Medicine, Gynecology, Obstetrics +16

Plasma concentrations of levonorgestrel as a function of the release rate of levonorgestrel from medicated intra-uterine devices

Carl Gustaf Nilsson, P. Lähteenmäki, Dale N. Robertson et al. · European Journal of Endocrinology · 1980 · 57 citations

Medicine, Endocrinology, Pharmacology +17

Patterns of ovulation and bleeding with a low levonorgestrel-releasing intrauterine device

Carl Gustaf Nilsson, Pekka Lähteenmäki, Tapani Luukkainen · Contraception · 1980 · 41 citations

Medicine, Gynecology, Obstetrics +12

Principles of sodium and water reabsorption in the proximal convoluted tubules of the kidney.

PubMed · 1978 · 39 citations

Medicine, Pathobiology, Pathology +13