1. World Health Organization. Department of Nutrition and Food Safety (NFS). Available from: https://who.int/health-topics/obesity. Accessed January 12, 2022.
2. OECD. Obesity update; 2017. Available from: http://www.oecd.org/health/obesity–update.htm. Accessed February 23, 2022.
3. Prevalence of general and abdominal obesity and overweight among adults in Poland. Results of the WOBASZ II study (2013–2014) and comparison with the WOBASZ study (2003–2005)
4. National institute for health and clinical excellence: obesity: the prevention, identification, assessment and management of overweight and obesity in adults and children, NICE. Available from: https://www.nice.org.uk/guidance/cg43. Accessed October 14, 2020.