Clinical use of new progestational steroids in fertility.
D005298:Fertility; D006296:Health Services; D007246:Infertility; D007247:Infertility, Female / Q000628:therapy*; D011374:Progesterone / Q000031:analogs & derivatives; D013256:Steroids
D013256:Steroids; D011374:Progesterone
PROGESTERONE/related compounds; STERILITY, FEMALE/therapy