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Physical activity, aerobic fitness and parental socio-economic position among adolescents: the German Health Interview and Examination Survey for Children and Adolescents 2003–2006 (KiGGS)

Jonas D Finger*, Gert B M Mensink, Winfried Banzer, Thomas Lampert and Thorkild Tylleskär

International Journal of Behavioral Nutrition and Physical Activity 2014, 11:43  doi:10.1186/1479-5868-11-43