1. World Health Organization. Anaemia: https://www.who.int/health-topics/anaemia#tab=tab_1 (2018)
2. World Health Organization. WHO. Nutritional anaemias: tools for effective prevention and control. Nutrition: http://www.who.int/nutrition/publications/micronutrients/anaemias-tools-prevention-control/en/. (2019)
3. Chaparro, C. M. & Suchdev, P. S. Anemia epidemiology, pathophysiology, and etiology in low- and middle-income countries. Ann. N. Y. Acad. Sci. 1450, 15–31 (2019).
4. Kassebaum, N. J. The global burden of Anemia. Hematol. Oncol. Clin. North Am. 30, 247–308 (2016).
5. World Health Organization. Global Targets 2025: to improve maternal, infant and young child nutrition: https://www.who.int/nutrition/global-target-2025/en/. (2010).