1 Department of Special Needs Education, University of Oslo, Oslo, Norway. francis.vergunst@isp.uio.no.
2 McGill Group for Suicide Studies, Douglas Mental Health University Institute, Department of Psychiatry, McGill University, Montreal, Quebec, Canada.
3 Department of Epidemiology, Biostatistics, and Occupational Health, School of Population and Global Health, McGill University, Montreal, Quebec, Canada.
4 Danish Research Institute for Suicide Prevention, Mental Health Centre Copenhagen, Copenhagen, Denmark.
5 Division of Child and Adolescent Psychiatry, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland.
6 Faculty of Medicine and Biology, University of Lausanne, Lausanne, Switzerland.