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by Edited by Christopher Gillberg , Richard Harrington , Hans-Christoph Steinhausen
by Edited by Hans-Ludwig Spohr , Hans-Christoph Steinhausen
by Steinhausen, Hans-Christoph
by Steinhausen, Hans-Christoph; Verhulst
by Gillberg, Christopher; Harrington, Richard; Hans-christoph Steinhausen
by Steinhausen, Hans-Christoph; Gundelfinger, Ronnie
by Steinhausen, Hans-Christoph; Bessler, Cornelia
by Jenny, Bettina; Goetschel, Philippe; Isenschmid, Martina; et al.
by Steinhausen, Hans-Christoph; Rothenberger, Aribert; Dopfner, Manfred