Funding for this research was provided by:
philadelphia university (N/A)
Received: 30 April 2019
Accepted: 31 August 2020
First Online: 4 September 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Philadelphia University in Jordan and conducted according to the principles outlined in the declaration of Helsinki in 1964. Written informed consents were obtained from all participants in this study. Written informed consents were obtained from the parents of all participants under the age of 16.
: All participants have provided written informed consents to publish all identifying images, personal details and clinical details anonymously. Moreover, written informed consents for publication of identifying images or other personal or clinical details were obtained from the parents or legal guardians of any participant under the age of 18.
: The authors declare no conflict of interests.