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Fig. 3.

Effects of nerve blocks on the incidence of postherpetic neuralgia. The incidence of postherpetic neuralgia was significantly lowered in nerve block treatment compared with control standard treatment at 3, 6 and 12 months after the onset of herpetic skin rash, but heterogeneity among trials was high.

Korean J Pain 2017;30:3~17
© Korean J Pain