1. Department of Molecular and Clinical Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
2. Department of Medicine, Ersta Hospital, Stockholm, Sweden
3. Department of Medicine, Centre for Pharmacoepidemiology, Karolinska Institutet, Stockholm, Sweden
4. Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden
5. Sachs’ Children and Youth Hospital, Stockholm South General Hospital, Stockholm, Sweden