Efocaine in thoracic surgery.
D000777:Anesthetics; D000779:Anesthetics, Local; D013903:Thoracic Surgery; D019616:Thoracic Surgical Procedures; D013909:Thorax / Q000601:surgery*
D000777:Anesthetics; D000779:Anesthetics, Local
ANESTHETICS, LOCAL; THORAX/surgery