1. Wellman Center for PhotomedicineMassachusetts General HospitalHarvard Medical School50 Blossom StreetBostonMassachusetts 02114
2. Department of Plastic and Reconstructive SurgeryHospital of the Barmherzige BrüderTeaching Hospital of the Medical University SalzburgKajetanerplatz 15020 SalzburgAustria