Received: 18 May 2020
Accepted: 22 June 2020
First Online: 6 July 2020
Ethics approval and consent to participate
: Ethical approval has been obtained from Aga Khan University Ethical Review Committee. Participants are required to sign a consent form to indicate their willingness to participate. Voluntary participation and the right to ask any questions and to decline participation at any time will be emphasized during the data collection.
: Not applicable.
: The authors declare that they have no competing interests.