*To whom correspondence should be addressed. E-mail: unnurav@hi.is
Affiliations
Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
,
Centre of Public Health Sciences, Faculty of Medicine, University of Iceland, Reykjavík, Iceland
Affiliations
Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
,
Department of Neuroscience, Psychiatry, Ulleråker, Uppsala University, Uppsala, Sweden
Affiliation
Department of Epidemiology and Community Health, University of Minnesota School of Public Health, Minneapolis, Minnesota, United States of America