Assay of estrogens.
D000818:Animals; D001681:Biological Assay; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002845:Chromatography; D003377:Countercurrent Distribution; D004967:Estrogens / Q000032:analysis* / Q000302:isolation & purification; D006801:Humans; D011868:Radioisotopes
D004967:Estrogens; D011868:Radioisotopes