1. School of Computer Science and StatisticsTrinity College Dublin, The University of Dublin Dublin Ireland
2. National Centre for PharmacoeconomicsSt. James's Hospital Dublin Ireland
3. Bristol Medical School: Population Health SciencesUniversity of Bristol Bristol UK
4. Department of Health Research and Policy EpidemiologyStanford University School of Medicine Stanford California
5. School of MedicineTrinity College Dublin, The University of Dublin Dublin Ireland
6. Department of Mathematics and Statistics, Health Research Institute and MACSIUniversity of Limerick Limerick Ireland