Oxygen notherapy and obstetric analgesia with nitrous oxide in a closed circuit.
D000698:Analgesia; D005260:Female; D006801:Humans; D010100:Oxygen; D010102:Oxygen Inhalation Therapy; D036801:Parturition
D010100:Oxygen
OXYGEN THERAPY/obstetrical; PARTURITION/analgesia with N2O
Oxygénothérapie et analgésie obstétricale au protoxyde d'azote en circuit fermé.