Acknowledgement

We are indebted to the following specialists for sharing with us their information about capacities for performing DPTs at their Vienna-based institutions: Christine Bangert MD (Dep Dermatology, Medical University of Vienna), Detlev Pirkhammer MD (Dep of Dermatology and Venereology, The Rudolfstiftung Hospital), Paul Sator MD (Dep of Dermatology, Municipal Hospital Hietzing), Arno Seeber MD (Dep of Dermatology, Sozialmedizinisches Zentrum Ost-Donauspital), Zsolt Szépfalusi MD (Dep of Pediatrics and Adolescent Medicine, Medical University of Vienna);