Paul, Pintu http://orcid.org/0000-0002-6727-6082
Article History
Received: 8 October 2018
Accepted: 5 February 2019
First Online: 22 February 2019
Compliance with ethical standards
:
: The author declares that he has no conflict of interest.
: This study used data that can be accessible through online upon a request from the data repository of Demographic Health Surveys (DHS). The DHS obtained all necessary ethical approval from their respective ethical review board before the collection of data.