1. UAS Technikum Wien, Vienna, Austria
2. Wellman Center for Photomedicine, Massachusetts General Hospital, Boston, MA, USA
3. Department of Dermatology, Harvard Medical School, Boston, MA, USA
4. Laser Research Centre, Faculty of Health Science, University of Johannesburg, Doornfontein, South Africa
5. Ludwig Boltzmann Institute for Experimental and Clinical Traumatology, Vienna, Austria