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. 2020 May 23;60(7):1376–1391. doi: 10.1111/head.13845

Fig. 2.

Fig. 2

Illustration of exposure‐response models for monthly migraine days (A) and monthly moderate/severe headache days (B). BL = Baseline; Max = maximum effect; MaxPLC = maximum effect due to placebo; M/S = moderate/severe.