Behavioral Trait of Morningness-Eveningness in Association with Articular and Spinal Diseases in a Population

• Ilona Merikanto ,

  * E-mail: ilona.merikanto@helsinki.fi

  Affiliations Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland, Department of Biosciences, University of Helsinki, Helsinki, Finland, Orton Orthopaedics Hospital, Helsinki, Finland

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• Tuuli Lahti,

  Affiliations Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland, Department of Behavioural Sciences and Philosophy, University of Turku, Turku, Finland

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• Seppo Seitsalo,

  Affiliation Orton Orthopaedics Hospital, Helsinki, Finland

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• Erkki Kronholm,

  Affiliation Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki and Turku, Finland

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• Tiina Laatikainen,

  Affiliations Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki and Turku, Finland, Institute of Public Health and Clinical Nutrition, University of Eastern Finland, Kuopio, Finland, Hospital District of North Karelia, Joensuu, Finland

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• Markku Peltonen,

  Affiliation Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki and Turku, Finland

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• Erkki Vartiainen,

  Affiliation Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki and Turku, Finland

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• Timo Partonen

  Affiliation Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland

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