Khan, Umar Daraz
Article History
Received: 17 June 2018
Accepted: 8 April 2019
First Online: 17 April 2019
Compliance with ethical standards
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: The research involved the collection or study of existing data, records. The investigator records the data in an anonymous manner such that subjects cannot be identified directly or through identifiers linked to the subject. For this type of retrospective, anonymous data analysis and study, no ethics committee approval was sought.
: Mr. Umar Daraz Khan declares that he has no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.
: Patients provided written consent for the use of their images.
: The author has not received research funding for this manuscript.