Funding for this research was provided by:
Qatar National Library
Received: 3 February 2019
Accepted: 26 July 2019
First Online: 14 August 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Swedish Data Inspection Board, the Regional Ethnical Committee of Uppsala University, and the Ethical Committee of the Karolinska Institutet. All women gave informed consent prior to participating in the Study.
: Not applicable
: The authors declare that they have no competing interests.