title: Distribution of caffeine levels in urine in different sports in relation to doping control before and after the removal of caffeine from the WADA doping list.
authors.forename: H
authors.initials: H
authors.lastname: Kuipers
mesh_terms: D002110:Caffeine / Q000008:administration & dosage / Q000652:urine*; D000697:Central Nervous System Stimulants / Q000008:administration & dosage / Q000652:urine*; D004300:Doping in Sports / Q000331:legislation & jurisprudence / Q000706:statistics & numerical data*; D004305:Dose-Response Relationship, Drug; D006266:Health Education; D006801:Humans
chemical_list: D000697:Central Nervous System Stimulants; D002110:Caffeine