[1
]
Department of Global Public Health and Primary Care, University of Bergen, Bergen,
Norway; Department of Heart Disease, Haukeland University Hospital, Bergen, Norway.
Electronic address: elisabeth.leirgul@uib.no.
[2
]
Department of Global Public Health and Primary Care, University of Bergen, Bergen,
Norway.
[3
]
Department of Global Public Health and Primary Care, University of Bergen, Bergen,
Norway; Department of Pediatrics, Haukeland University Hospital, Bergen, Norway.
[4
]
Department of Heart Disease, Haukeland University Hospital, Bergen, Norway; Department
of Medical Science, University of Bergen, Bergen, Norway.
[5
]
Department of Pediatrics, Oslo University Hospital, Rikshospitalet, Oslo, Norway.
[6
]
Department of Global Public Health and Primary Care, University of Bergen, Bergen,
Norway; Division of epidemiology, Norwegian Institute of Public Health, Bergen, Norway.
[7
]
Department of Global Public Health and Primary Care, University of Bergen, Bergen,
Norway; Center for Medical Genetics and Molecular Medicine, Haukeland University Hospital,
Bergen, Norway.