1. WHO Global Anaemia Estimates, 2021 Editionhttps://www.who.int/data/gho/data/themes/topics/anaemia_in_women_and_children
2. UNICEF/WHO/The World Bank Group Joint Child Malnutrition Estimates: Levels and Trends in Child Malnutrition: Key Findings of the 2021 Edition,2021
3. Malnutritionhttps://data.unicef.org/topic/nutrition/malnutrition/
4. Prevalence of Anaemia in Children Aged 6–59 Months (%)https://www.who.int/data/gho/data/indicators/indicator-details/GHO/prevalence-of-anaemia-in-children-under-5-years-(-)
5. Anemia prevalence of among 0-5 years old children in China, 2013;Fang;China J. Public Health,2018