TY - GEN AU - Madrid Arias,J L TI - [Thoracic epidural analgesia] SN - 0034-9356 PY - 1968///1025 KW - Adult KW - Aged KW - Analgesia KW - Dura Mater KW - Humans KW - Injections, Spinal KW - Male KW - Methods KW - Middle Aged N1 - Publication Type: Journal Article ER -