title: [Vacation pass under free sky. Retrospective view of a successful leisure time opportunity].
authors.affiliation: AngelikaStaub@web.de
authors.forename: Angelika
authors.initials: A
authors.lastname: Staub
mesh_terms: D000293:Adolescent; D002165:Camping; D002648:Child; D003405:Creativity; D004493:Education; D005858:Germany; D006801:Humans; D007899:Leisure Activities; D012621:Seasons