?:authorAffiliation
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[\'Servicio de Medicina Preventiva, Hospital Universitario Infanta Leonor, Madrid, Spain.\', \'Public Health and Epidemiology Research Group, School of Medicine and Health Sciences, Universidad de Alcalá, Alcalá de Henares, Madrid, Spain.\', \'Colectivo Silesia, Madrid, Spain.\', \'Fuencarral Primary Health Care Center, Madrid, Spain.\']
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