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Comparison-adjusted funnel plot. (A) The incidence of postherpetic neuralgia at 3 months after acute herpes zoster, (B) the incidence of postherpetic neuralgia at 1 month after acute herpes zoster, (C) the incidence of postherpetic neuralgia at 6 months after acute herpes zoster, (D) pain score measured at 3 months after acute herpes zoster, and (E) pain score measured at 1 month after acute herpes zoster.
