Effects of school-based physical activity and multi-micronutrient supplementation intervention on growth, health and well-being of schoolchildren in three African countries: the KaziAfya cluster randomised controlled trial protocol with a 2  × 2 factorial design

DiscussionThe study builds on the experience and lessons of a previous study conducted in South Africa. It involves three African countries with different social-ecological contexts to investigate whether results are generalisable across the continent.Trial registrationThe study was registered on August 9, 2018, with ISRCTN.https://doi.org/10.1186/ISRCTN29534081.
Source: Trials - Category: Research Source Type: clinical trials