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Dermatological injuries (a) and pain severity of dermatological injuries (b) of ultramarathon runners during a multi-stage ultramarathon. Pain severity scale: 0 = no pain, 1 = minimal pain, 2 = mild pain, 3 = moderate pain, 4 = severe pain, and 5 = elimination from event. Mean ± SD (n = 54): †† p < 0.01 vs. Stage 1
