title: [Recreational athletes and doping--a survey in 11 gyms in the area of Frankfurt/Main].
authors.affiliation: Institut für Sportwissenschaft der Julius-Maximilians-Universität Würzburg. craschka@gmx.de
authors.forename: Christoph
authors.initials: C
authors.lastname: Raschka
authors.forename: Christoffer
authors.initials: C
authors.lastname: Chmiel
authors.forename: Rüdiger
authors.initials: R
authors.lastname: Preiss
authors.forename: Carsten
authors.initials: C
authors.lastname: Boos
mesh_terms: D003430:Cross-Sectional Studies; D004300:Doping in Sports / Q000706:statistics & numerical data*; D020446:Fitness Centers / Q000706:statistics & numerical data*; D005858:Germany; D006306:Health Surveys; D006801:Humans; D011998:Recreation