1. Smith KB, Smith MS. Obesity statistics. Prim Care. 2016;43(1):121–35.
2. Obesity: preventing and managing the global epidemic. Report of a WHO consultation. World Health Organ Tech Rep Ser. 2000;894:i-xii, 1–253.
3. WHO (World Health Organization). Obesity and overweight. Key facts. Fact sheet. 2021. Available from: https://www.who.int/news-room/fact-sheets/detail/obesity-and-overweight. Accessed in: 03 Aug. 2021.
4. Clinical Guidelines on the Identification, Evaluation, and Treatment of Overweight and Obesity in Adults--The Evidence Report. National Institutes of Health. Obes Res. 1998;6 Suppl 2:51S-209S. Erratum in: Obes Res 1998 Nov;6(6):464.
5. Hu FB. Obesity epidemiology. Oxford: Oxford University Press; 2008. p. 498.