Funding for this research was provided by:
Mashhad University of Medical Sciences (931617)
Received: 31 December 2018
Accepted: 27 September 2019
First Online: 28 November 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Mashhad University of Medical Sciences. All participants signed the informed consent form after reading the information sheet before including them in the study.
: Informed written consent for the publication of details and pictures was obtained from the patient. Consent form can be made available to the editor on request.
: KWS is President of the NGO WM e. V., which donated the 0.09% <i>sodium chlorosum</i> basic cream. The authors declare that they have no competing interests.