[Is the obstetric position for labor physiological; review of obstetric technic in the light of biological analysis of labor; preliminary note].
D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D008027:Light; D011247:Pregnancy; D014937:Work
LABOR
Es fisiológica la posición obstétrica para el parto?  Revisión de la técnica obstétrica a la luz del análisis biológico del parto; nota previa.