Clinical and endocrinologic study of continuous levonorgestrel administration from subcutaneous solid polydimethylsiloxane rods

Radioimmunoassay of serum progesterone in women receiving oral contraceptive steroids

1972 • 314 citations

Serum gonadotropin and steroid patterns during the normal menstrual cycle

1971 • 267 citations

Single luteal phase serum progesterone assay as an indicator of ovulation

1972 • 249 citations

Serum Medroxyprogesterone Acetate (MPA) Concentrations and Ovarian Function Following Intramuscular Injection of Depo-MPA

1977 • 199 citations

The effect of contraceptive steroids on hypothalamic-pituitary function

1977 • 143 citations

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

1975 • 107 citations

Bleeding and serum d-norgestrel, estradiol and progesterone patterns in women using d-norgestrel subdermal polysiloxane capsules for contraception

1978 • 51 citations

Clinical performances and endocrine profiles with contraceptive vaginal rings containing d-norgestrel

1977 • 22 citations