title: Extradural analgesia. A controlled trial of plain solutions of bupivacaine and lignocaine.
mesh_terms: D000767:Anesthesia, Epidural; D000779:Anesthetics, Local / Q000008:administration & dosage*; D001794:Blood Pressure / Q000187:drug effects; D002045:Bupivacaine / Q000008:administration & dosage; D003864:Depression, Chemical; D005260:Female; D005831:Genital Diseases, Female / Q000601:surgery; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage*; D013997:Time Factors; D014570:Urologic Diseases / Q000601:surgery
chemical_list: D000779:Anesthetics, Local; D008012:Lidocaine; D002045:Bupivacaine