article 1987 Clomiphene citrate response is predictable in corpus luteum insufficiency ·doi:10.1016/0028-2243(87)90037-2
article 1986 Endocrine consequences of danazol treatment in menorrhagia ·doi:10.1016/0028-2243(86)90108-5
article 1984 Cervix-dilative effect of PGF2 alpha after intracervical and extraovular administration.