Funding for this research was provided by:
Tehran University of Medical Sciences and Health Services
Received: 17 March 2020
Accepted: 22 October 2020
First Online: 20 November 2020
Ethics approval and consent to participate
: All participants signed a consent form, and the study was approved by the Human Ethics Committee at Tehran University of Medical Sciences, Tehran, Iran.
: Written informed consent was obtained from the participants for publication of their individual details and accompanying images in this manuscript. The consent form is held by the first author and is available for review by the Editor-in-Chief.
: The authors declare that they have no competing interests.