Funding for this research was provided by:
This project was supported by the International Campus of Tehran University of Medical Sciences. (9513475002)
Text and Data Mining valid from 2020-04-11
Received: 12 December 2019
Accepted: 9 March 2020
First Online: 11 April 2020
Ethics approval and consent to participate
: The study was carried out in line with the Declaration of Helsinki. All study participants provided written informed consent. The study was approved by two ethics committees [(first, the Ethics Committee of Tehran University of Medical Sciences, Tehran, Iran (IR.TUMS.VCR.REC.1397.4928); second, the Ethics Review Committee of Tamale Teaching Hospital, Tamale, Ghana (TTHERC.19/06/18/02)].
: Not applicable.
: The authors declare that they have no competing interests.