title: [Physical activity is healthy--dietary supplements ad doping are not].
authors.forename: Bjørn
authors.initials: B
authors.lastname: Richelsen
mesh_terms: D019587:Dietary Supplements / Q000009:adverse effects; D004300:Doping in Sports; D015444:Exercise; D006293:Health Promotion; D006801:Humans; D011634:Public Health