Head-up tilt and subarachnoid block.
Gombar
S
S
D000773:Anesthesia, Obstetrical / Q000379:methods*; D000775:Anesthesia, Spinal / Q000379:methods*; D000779:Anesthetics, Local / Q000493:pharmacokinetics; D005260:Female; D006801:Humans; D011187:Posture; D011247:Pregnancy
D000779:Anesthetics, Local