title: [Treatment of severe pain caused by herpes zoster of the head and face by blocking the astroganglion]
authors.affiliation: Department of Anaesthesia, Shanghai Second Medical University. Shanghai 200011,China.
authors.forename: H
authors.initials: H
authors.lastname: Xu
authors.forename: Y S
authors.initials: YS
authors.lastname: Zhu
authors.forename: Y
authors.initials: Y
authors.lastname: Huang