A parallel study of labor in young and old primiparas

The length of labor

L.A. Calkins, Jennings C. Litzenberg, E.D. Plass · American Journal of Obstetrics and Gynecology · 1931 · 23 citations

Social Sciences, Economics, Obstetrics +10

The Influence of Age on Labour.

W. C. W. Nixon · BJOG An International Journal of Obstetrics & Gynaecology · 1931 · 16 citations

Social Sciences, Economics, Obstetrics +10

Pregnancy and Labor in the Elderly Primipara

James Knight Quigley · American Journal of Obstetrics and Gynecology · 1931 · 15 citations

Medicine, Maternal Health, Obstetrics +11

LABOR IN THE ELDERLY PRIMIPARA

Margaret Schulze · Journal of the American Medical Association · 1929 · 14 citations

Social Sciences, Geriatric Medicine, Obstetrics +8

Labor in the elderly primipara

Isidore Daichman · American Journal of Obstetrics and Gynecology · 1932 · 11 citations

Social Sciences, Geriatric Medicine, Obstetrics +8