Affiliation: | 1. Centre for Pharmacoepidemiology, Department of Medicine, Solna, Karolinska Institutet, , Sweden;2. Clinical Epidemiology Unit, Department of Medicine, Solna, Karolinska Institutet, , Sweden;3. Medical Products Agency, , Uppsala, Sweden;4. Department of Medical Sciences, Clinical Pharmacology, Uppsala University, , Uppsala, Sweden;5. Department of Clinical Science and Education, S?dersjukhuset, Karolinska Institutet, , Sweden |