Alam, Seema
Lal, Bikrant Bihari
Sood, Vikrant
Khanna, Rajeev
Kumar, Guresh
Article History
Received: 19 October 2018
Accepted: 6 February 2019
First Online: 19 March 2019
Compliance with ethical standards
:
: Seema Alam, Bikrant Bihari Lal, Vikrant Sood, Rajeev Khanna, and Guresh Kumar declare that they have no conflict of interest.
: 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. This was a retrospective study. The study was approved by the institutional ethical review board.