Erratum to: Eur Child Adolesc Psychiatry (2011) 20:541–549 DOI 10.1007/s00787-011-0216-y

In the original publication the second affiliation of Dr. Estefania Lozano-Serra has been inadvertently missed. The other affiliation is given below:

“Department of Psychiatry and Legal Medicine, Universitat Autònoma de Barcelona”