1879 – 1939
1 entries in the GMN corpus.
1917
#1182
The vaginal smear test for estrus; it demonstrates the histological changes occurring in the vagina during the menstrual cycle.
Garrison-Morton-Norman
1 entry · Printed September 1, 2026
1917 STOCKARD, Charles Rupert (1879 – 1939); PAPANICOLAOU, George Nicholas (1883 – 1962)
The existence of a typical oestrus cycle in the guinea-pig; with a study of its histological and physiological changes.
GMN 1182 · https://historyofmedicine.com/id/1646