title: Interpleural or paravertebral block at thoracotomy?
authors.forename: R G
authors.initials: RG
authors.lastname: Berrisford
mesh_terms: D002045:Bupivacaine; D006801:Humans; D009407:Nerve Block / Q000379:methods*; D013900:Thoracic Nerves; D013908:Thoracotomy
chemical_list: D002045:Bupivacaine