STOCKARD, Charles Rupert
The existence of a typical oestrus cycle in the guinea-pig; with a study of its histological and physiological changes.Amer. J. Anat., 22, 225-83, 1917.
The vaginal smear test for estrus; it demonstrates the histological changes occurring in the vagina during the menstrual cycle.
Subjects: Ductless Glands: Internal Secretion › Gonads: Sex Hormones