1. Department of Clinical and Molecular Medicine, Norwegian University of Science and Technology (NTNU) , 7491 Trondheim , Norway
2. Centre of Molecular Inflammation Research (CEMIR), Norwegian University of Science and Technology , 7491 Trondheim , Norway
3. Department of Obstetrics and Gynecology, St. Olavs Hospital, Trondheim University Hospital , 7006 Trondheim , Norway
4. Department of Circulation and Medical Imaging, Norwegian University of Science and Technology , 7491 Trondheim , Norway
5. K.G. Jebsen Center for Genetic Epidemiology, Department of Public Health and Nursing, Norwegian University of Science and Technology , 7491 Trondheim , Norway