1. Center for Blistering Diseases, Department of Dermatology, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands
2. Center for Blistering Diseases, Department of Dermatology, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands2Department of Genetics, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands
3. Department of Genetics, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands