Islam, M. Mazharul http://orcid.org/0000-0001-6261-5500
Article History
Received: 24 October 2019
Accepted: 10 February 2020
First Online: 18 February 2020
Ethics approval and consent to participate
: This study is based on secondary analysis of the data from different national level surveys and census in Oman. All study participants gave informed consent before participation in the survey and census and all information was collected confidentially. The study also utilized publicly available dataset of the 2019 Revision of the World Population Prospects produced by the United Nations Population Division. As such the study did not need any ethical approval.
: Not applicable.
: The author declares that he has no competing interest.