?:authorAffiliation
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[\'Institute of Dentistry, Faculty of Health Sciences, University of Eastern Finland, Kuopio, Finland.\', \'Research Unit of Oral Health Sciences, Faculty of Medicine, University of Oulu, Oulu, Finland.\', \'Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Oulu, Finland.\', \'Department of Oral and Maxillofacial Diseases, Faculty of Medicine, University of Helsinki, Helsinki, Finland.\', \'University Dental Clinic, Helsinki, Finland.\', \'Department of Community Dentistry, Institute of Dentistry, University of Turku, Turku, Finland.\', \'Institute of Dentistry, University of Turku, Turku, Finland.\']
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