Sharma, Uma
Gupta, Sunil
Venkatesh, S.
Rai, Arvind
Dhariwal, A. C.
Husain, Mohammad http://orcid.org/0000-0003-3876-8181
Article History
Received: 9 January 2018
Accepted: 12 July 2018
First Online: 18 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: For this type of study formal consent was not required.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the NCDC ethical research committee. This was a retrospective study so formal consent was not required.