Mukodri, D.M.L., Harianja, R.R. and Siregar, N.S.A. 2024. Frequency, amount, and supplementation of vitamin A food sources to enhance vitamin A sufficiency status among toddlers aged 12-59 months. Healthcare in Low-resource Settings. 12, 3 (Apr. 2024). DOI:https://doi.org/10.4081/hls.2024.11731.