title: No prophylactic effect of early sympathetic blockade on postherpetic neuralgia.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000767:Anesthesia, Epidural; D001340:Autonomic Nerve Block; D005260:Female; D006562:Herpes Zoster / Q000150:complications*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009437:Neuralgia / Q000209:etiology / Q000517:prevention & control*