title: Spinal anaesthesia and gravity.
authors.forename: I F
authors.initials: IF
authors.lastname: Russell
mesh_terms: D000775:Anesthesia, Spinal; D002045:Bupivacaine / Q000134:cerebrospinal fluid / Q000737:chemistry*; D006112:Gravitation; D006801:Humans; D011187:Posture; D013115:Spinal Canal / Q000502:physiology
chemical_list: D002045:Bupivacaine