Reply to: Validation of database search strategies for the epidemiological study of pemphigus and pemphigoid.

Langan, S.M. ; Smeeth, L. ; West, J. ;
Reply to: Validation of database search strategies for the epidemiological study of pemphigus and pemphigoid.
Br J Dermatol, 2016;

We were interested to read the paper by Silverberg et al published in the journal in September 2015.(1) We note that the authors comment that previous studies of autoimmune bullous diseases have all been limited to single centres with cohorts that typically have at most a few hundred patients. It would appear that the authors have overlooked the papers that our group published on this subject.(2-4) This article is protected by copyright. All rights reserved.