Funding for this research was provided by:
SEED grant Aga Khan University (PF70/0315)
Text and Data Mining valid from 2020-03-26
Received: 10 October 2019
Accepted: 11 March 2020
First Online: 26 March 2020
Ethics approval and consent to participate
: Written assent (for participants < 18 years of age) and consent (for participants > 18 years of age and parents of adolescents) were obtained from all the participants. Ethical approval was obtained from the ethical review committee of Aga Khan University (3960-Obs-ERC-15).
: Not applicable.
: The authors declare that they have no competing interests.