Funding for this research was provided by:
Indian Council of Medical Research (No. 25/2016/ICMR-ICSSR-SBR)
Article History
First Online: 2 August 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The work did not involve human or animal participants.
: The study protocol was approved by Institutional Human Ethical committee (BITS-Hyd/IHEC/2017/02P). A brief explanation about the aim and benefits of the study was given to the participants. The demographic details were assured to be kept confidential and signature from the head of the family was obtained on the informed consent form approved by IHEC.