childbirth doula braxton hicks contractions epidural administration umbilical cord prenatal care vaginal delivery lochia birth tourism water birth tocolytic labor induction lotus birth cervical dilation lithotomy position lamaze technique prolonged labor mc roberts maneuver live birth (human) vacuum extraction cord blood unassisted childbirth perineal massage childbirth positions natural childbirth precipitate delivery cervical effacement ferguson reflex fundal massage delivery after previous caesarean section impurity after childbirth monogenēs monstrous birth back labor postpartum physiological changes adaptation to extrauterine life silent birth birth spacing men's role in childbirth birth trauma (physical) pudendal anesthesia pre-labor puerperal disorder chignon (medical term) birth injury emergency childbirth vaginal seeding pain management during childbirth hmong women and childbirth practices birthing center amniotic stem cell bank birthgasm desco da parto robson classification
Life_Birth