Letter to the Editor concerning the article “Application of red light phototherapy in the treatment of radioactive dermatitis in patients with head and neck cancer” oleh Jolien Robijns, Sandrine Censabella, Stefan Claes, Luc Pannekoeke, Lore Bussé, Dora Colson, Iris Kaminski, Victoria Broux, Joy Lodewijckx, Sofie Puts, Paul Bulens, Annelies Maes, Leen Noé, Marc Brosens, An Timmermans, Ivo Lambrichts, Veerle Somers, Jeroen Mebis