1. King's College London, Translational Oncology and Urology Research London UK
2. University of Rennes, EA 7449 REPERES Pharmacoepidemiology and Health Services Research Rennes France
3. Rennes Hospital University, Pharmacovigilance Pharmacoepidemiology and Drug Information Center Rennes France
4. Belgian Cancer Registry Brussels Belgium
5. PHARMO Institute for Drug Outcomes Research Utrecht The Netherlands