Intra-rater agreement of lesion counts in hidradenitis suppurativa.

COI Statement

Conflicts of interest: B.M. and A.S. have none to declare. A.G. reports personal fees from AbbVie, Aclaris Therapeutics, Anaptys Bio, Aristea Therapeutics, Boehringer Ingelheim, Bristol Myers Squibb, Incyte, InflaRx, Insmed, Janssen, Novartis, Pfizer, UCB and Viela Biosciences, and receives honoraria. A.G. receives research grants from AbbVie, UCB and the National Psoriasis Foundation. He is co-copyright holder of HiSQOL, Investigator Global Assessment and Patient Global Assessment instruments for HS.