Bell, E T The relationship of gonadotrophin excretion to ovulation during the menstrual cycle. [electronic resource] - Acta endocrinologica Apr 1966 - 578-90 p. digital Publication Type: Journal Article ISSN: 0001-5598 Standard No.: 10.1530/acta.0.0510578 doi Subjects--Topical Terms: AdultFemaleGonadotropins--urineHumansMenstrual CycleOvulation