HELLBAUM, A A The physiological fractionation of pituitary gonadotropic factors correlated with cytological changes. [electronic resource] - Endocrinology Jan 1961 - 144-53 p. digital Publication Type: Journal Article ISSN: 0013-7227 Standard No.: 10.1210/endo-68-1-144 doi Subjects--Topical Terms: GonadotrophsGonadotropinsGonadotropins, Pituitary--physiologyPituitary GlandPituitary Gland, Anterior--physiology