Funding for this research was provided by:
Jawaharlal Institute Of Postgraduate Medical Education and Research (JIP/Res/Intra-DM, M.Ch/phas1/grant2/01/2016-17, JIP/Res/Intra-DM, M.Ch/01/2015-16)
Text and Data Mining valid from 2018-08-23
Received: 31 May 2018
Accepted: 2 August 2018
First Online: 23 August 2018
Compliance with ethical standards
: None of the authors have any conflict of interest to declare.
: 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. Approved by the Institute Ethics Committee of Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Puducherry, India, held on 11th December, 2014 (JIP/IEC/2014/8/441).
: Informed consent was obtained from all individual participants included in the study.