论文信息 - Paraverterral sympathetic nerve block a method for the safe and painless conduct of labor - 字舞流文

Paraverterral sympathetic nerve block a method for the safe and painless conduct of labor

[1] L. Hellman,et al. Sympathetic anesthesia in labor , 1943 .

[2] R. Hingson,et al. Continuous Caudal Analgesia in Obstetrics , 1943 .

[3] S. A. Cosgrove. Experience with lumbar anesthesia in obstetrics , 1932 .