1. WHO Library Cataloguing-in-Publication Data, Surveillance of chronic disease: risk factors: country-level data and comparable estimates (SuRF reports; 2), https://apps.who.int/infobase/Publicfiles/SuRF2.pdf
2. C.L. Ogden, M.D. Carroll, B.K. Kit, K.M. Flegal, Prevalence of obesity in the United States, 2009–2010. NCHS Data Brief 82, 1–8 (2012)
3. European Commission, Eurostat, Overweight and obesity—BMI statistics (2011), http://epp.eurostat.ec.europa.eu/statistics_explained/index.php/Overweight_and_obesity_-_BMI_statistics
4. International Association for the Study of Obesity (IASO), http://www.iaso.org/
5. E.S. Leblanc, E. O’Connor, E.P. Whitlock, C.D. Patnode, T. Kapka, Effectiveness of primary care-relevant treatments for obesity in adults: a systematic evidence review for the U.S. Preventive Services Task Force. Ann. Intern. Med. 155, 434–447 (2011)