aDivision of Cardiology, Department of Medicine

bDuke Clinical Research Institute

cDivision of Pediatric Cardiology, Department of Pediatrics

dDuke Molecular Physiology Institute, Duke University School of Medicine, Durham, North Carolina, USA

eDepartment of Children Health and Paediatrics, Moi University College of Health Science

fAcademic Model Providing Access to Healthcare, Eldoret, Kenya

gDuke Global Health Institute, Durham, North Carolina, USA.

Correspondence to Gerald S. Bloomfield, MD, MPH, Duke Clinical Research Institute, 300W. Morgan Street, Durham, NC 27701, USA. Tel: +1 919 668 8702; fax: +1 919 668 7032; e-mail: [email protected]

Received 15 September, 2023

Revised 13 February, 2024

Accepted 19 February, 2024