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A systematic review of reliability and objective criterion-related validity of physical activity questionnaires.
Helmerhorst, Hendrik J F; Brage, Søren; Warren, Janet; Besson, Herve; Ekelund, Ulf.
Affiliation
  • Helmerhorst HJ; Medical Research Council Epidemiology Unit, Cambridge, UK.
Int J Behav Nutr Phys Act ; 9: 103, 2012 Aug 31.
Article in En | MEDLINE | ID: mdl-22938557

Full text: 1 Database: MEDLINE Main subject: Surveys and Questionnaires / Health Surveys / Motor Activity Type of study: Diagnostic_studies / Risk_factors_studies / Systematic_reviews Limits: Humans Language: En Year: 2012 Type: Article

Full text: 1 Database: MEDLINE Main subject: Surveys and Questionnaires / Health Surveys / Motor Activity Type of study: Diagnostic_studies / Risk_factors_studies / Systematic_reviews Limits: Humans Language: En Year: 2012 Type: Article