title: Determining cognitive deterioration requires multiple tests administered on more than one occasion.
authors.forename: Carl
authors.initials: C
authors.lastname: Hart
authors.forename: A Caldwell
authors.initials: AC
authors.lastname: Powell
mesh_terms: D019969:Amphetamine-Related Disorders / Q000523:psychology*; D003072:Cognition Disorders / Q000175:diagnosis*; D006801:Humans; D007361:Intelligence Tests / Q000592:standards*; D012107:Research Design