Funding for this research was provided by:
Harvest Plus (114666)
Text and Data Mining valid from 2018-09-15
Received: 19 May 2017
Accepted: 23 August 2018
First Online: 15 September 2018
Ethics approval and consent to participate
: Ethical approval was obtained from the Johns Hopkins University, USA; Annamalai University, Tamil Nadu, India and Subharti Medical College, Meerut, UP, India. A written informed consent was obtained in local language from the participants/parents (in case of children).
: Not applicable.
: None of the authors have any competing interest.
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