[Analgesia in obstetrics. Birth without pain?].
Thomazo
E
E
D016362:Analgesia, Obstetrical; D016058:Analgesia, Patient-Controlled; D001238:Asphyxia Neonatorum / Q000209:etiology / Q000517:prevention & control*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011256:Pregnancy Outcome