title: Ghost in the tree.
authors.affiliation: Department of Child and Adolescent Psychiatry, University Psychiatry Hospital, Basel, Switzerland.
authors.forename: Alain
authors.initials: A
authors.lastname: Di Gallo
authors.forename: Thomas
authors.initials: T
authors.lastname: Kuehne
mesh_terms: D000402:Airway Obstruction / Q000523:psychology*; D001155:Art Therapy / Q000379:methods*; D002648:Child; D006801:Humans; D008297:Male; D016584:Panic Disorder / Q000209:etiology / Q000523:psychology* / Q000628:therapy; D011613:Psychotherapy / Q000379:methods*