Prevalence of melanocortin 4 receptor (MC4R) mutations and polymorphismsin consecutively ascertained obese children and adolescents from a pediatric health care utilization population. - Zakel,UA.; Wudy,SA.; Heinzel-Gutenbrunner,M.; Gorg,T.; Schafer,H.; Gortner,L.; Blum,WF.; Hebebrand,J.; Hinney,A. (Klin Padiatr, 2005)