RT Journal Article SR Electronic T1 Erratum re: prevalence of overweight and obesity in East and West German children in the decade after reunification: population-based series of cross-sectional studies JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 86 OP 86 DO 10.1136/jech.2009.107557 VO 65 IS 1 A1 Apfelbacher, C J A1 Krämer, U YR 2011 UL http://jech.bmj.com/content/65/1/86.abstract AB