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Trillingsgaard A, Damm D, Sommer S, Jepsen JR, Ostergaard O, Frydenberg M, Thomsen PH.Trillingsgaard A, et al. Among authors: thomsen ph.Eur Child Adolesc Psychiatry. 2004;13 Suppl 3:39-63. doi: 10.1007/s00787-004-3006-y.Eur Child Adolesc Psychiatry. 2004.PMID: 15692879