Spinelli, AngelaBuoncristiano, MartaKovacs, Viktoria AnnaYngve, AgnetaSpiroski, IgorObreja, GalinaStarc, GregorPérez, NapoleónRito, Ana IsabelKunešová, MarieSant'Angelo, Victoria FarrugiaMeisfjord, JørgenBergh, Ingunn HoldenKelleher, CecilyYardim, NazanPudule, IvetaPetrauskiene, AusraDuleva, VesselkaSjöberg, AgnetaGualtieri, AndreaHassapidou, MariaHyska, JolandaBurazeri, GencPetrescu, Constanta HuidumacHeinen, MirjamTakacs, HajnalkaZamrazilová, HanaBosi, Tulay BagciSacchini, ElenaPagkalos, IoannisCucu, AlexandraNardone, PaolaGately, PaulWilliams, JulianneBreda, João2019-05-292019-05-292019-04-26Obes Facts. 2019;12(2):244-258. doi: 10.1159/000500436. Epub 2019 Apr 261662-4025http://hdl.handle.net/10400.18/6402The World Health Organization (WHO) European Childhood Obesity Surveillance Initiative (COSI) was established more than 10 years ago to estimate prevalence and monitor changes in overweight and obesity in children aged 6-9 years. Since then, there have been five rounds of data collection in more than 40 countries involving more than half a million children. To date, no comparative studies with data on severe childhood obesity from European countries have been published.engChildhood ObesityObesityChildEuropePortugalPrevalenceEpidemiologyEstilos de Vida e Impacto na SaúdeCOSIjournal article10.1159/000500436