Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP1138727, OPP1144149, OPP1136751)
National Institutes of Health (TW010697-01)
University of Virginia, Engineering in Medicine Seed Grant (SS, DEB, SS, DEB)
Received: 2 October 2018
Accepted: 31 May 2019
First Online: 22 July 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Aga Khan University Hospital Ethical Review Committee (3836-Ped-ERC-15), Cincinnati Children’s Hospital Medical Center (CCHMC, Study ID 2016–0387), Washington University in St Louis Human Research Protection Office (IRB ID 201111065), and the University of Virginia Institutional Review Board (UVa-IRB, Study ID 19856). All participants will only be enrolled after they have signed an informed consent. After complete disclosure, a signed informed consent will be obtained from each participant’s parent or legal guardian. The consent will be obtained, preferably, where the participant resides. If the parent(s)/guardian agree to participate in the study, the consent form must be signed or an impression of their thumb must be provided. The investigator and a witness will also sign the form. For endoscopy, a separate consent form is used and the same procedure is followed. The consent form for endoscopy will clearly and fully describe all aspects of the process, including the risks related with the procedure.
: Not applicable.
: The authors declare that they have no competing interests.