Text and Data Mining valid from 2018-08-17
Received: 7 March 2018
Accepted: 7 August 2018
First Online: 17 August 2018
Ethics approval and consent to participate
: This study used secondary data from DHS after removing respondent’s identification information, and thus ethical approval for this work was not required. National Institute of Population Study, Pakistan and Ethics Committee of the Opinion Research Cooperation Macro International, Inc. (ORC Macro Inc., Calverton, MD, USA) approved this study.
: Not applicable
: The authors declare that they have no competing interests.
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