Published on in Vol 9, No 9 (2020): September
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/18112, first published
.
1 Childhood Nutrition Research Centre, Population Policy and Practice Research and Teaching Department, Great Ormond Street Institute of Child Health, University College London, London, United Kingdom
2 Department of Pediatrics, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand