| Affiliation: | 1. Childhood Cancer Research Unit, Department of Women's and Children's Health, Karolinska Institutet, Stockholm, SwedenMalin Wickstr?m and Cecilia Dyberg contributed equally to this work.Tel.: +46‐8‐51772989, Fax: +46‐8‐51773475;2. Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Sweden;3. Childhood Cancer Research Unit, Department of Women's and Children's Health, Karolinska Institutet, Stockholm, Sweden;4. Department of Clinical Pharmacology, University of Troms?, Troms?, Norway;5. Division of Clinical Pharmacology, Department of Medical Sciences, Uppsala University, Uppsala, Sweden |
