SANDERS, P M The analysis of conjugated estrogen preparations. [electronic resource] - Journal of the American Pharmaceutical Association. American Pharmaceutical Association Dec 1955 - 727-30 p. digital Publication Type: Journal Article Standard No.: 10.1002/jps.3030441206 doi Subjects--Topical Terms: Contraceptive Agents, FemaleEstradiol CongenersEstrogensEstrogens, Conjugated (USP)FemaleHumans