[1
]
Centre of Public Health Sciences, Faculty of Medicine, University of Iceland, Reykjavik,
Iceland hga@hi.is.
[2
]
Faculty of Economics, University of Iceland, Reykjavik, Iceland.
[3
]
Department of Clinical Neuroscience, Stockholm Centre for Psychiatric Research and
Education, Karolinska Institute, Stockholm, Sweden.
[4
]
Research Institute in Emergency Care, The National University Hospital of Iceland,
Reykjavík, Iceland Faculty of Nursing, University of Iceland, Reykjavik, Iceland.
[5
]
Research Institute in Emergency Care, The National University Hospital of Iceland,
Reykjavík, Iceland Faculty of Medicine, University of Iceland, Reykjavik, Iceland.
[6
]
Faculty of Medicine, University of Iceland, Reykjavik, Iceland The National University
Hospital of Iceland, Reykjavík, Iceland.
[7
]
Centre of Public Health Sciences, Faculty of Medicine, University of Iceland, Reykjavik,
Iceland.
[8
]
Centre of Public Health Sciences, Faculty of Medicine, University of Iceland, Reykjavik,
Iceland Department of Medical Epidemiology and Biostatistics, Karolinska Institutet,
Stockholm, Sweden Department of Epidemiology, Harvard TH Chan School of Public Health,
Boston, MA, USA.
