Khokar, Amrita
Gupta, Sudhir
Article History
Received: 13 January 2019
Accepted: 23 July 2019
First Online: 30 July 2019
Compliance with Ethical Standards
: No outside funding was obtained and is a retrospective study, and therefore, no consent from patients was required. Institutional Review Board (Human) approved this study.
: Both authors declare no conflict of interest.