[1] Univ Hosp Birmingham NHS Fdn Trust, Queen Elizabeth Hosp Birmingham, Birmingham B15 2WB, W Midlands, England
[2] Univ Birmingham, Coll Med & Dent Sci, Birmingham B15 2SP, W Midlands, England
[3] City Hosp, West Midlands Ctr Adverse Drug React, Birmingham B18 7QH, W Midlands, England
[4] Erasmus Univ, Med Ctr, Dept Hosp Pharm, NL-3000 CA Rotterdam, Netherlands
[5] Heidelberg Univ, Cooperat Unit Clin Pharm, Dept Clin Pharmacol & Pharmacoepidemiol, D-69120 Heidelberg, Germany
[6] Univ Durham, Sch Med Pharm & Hlth, Durham TS17 6BH, England
[7] Brigham & Womens Hosp, Div Gen Internal Med, Boston, MA 02120 USA
[8] Harvard Univ, Sch Med, Boston, MA 02115 USA
[9] Karolinska Inst, Karolinska Univ Hosp, Div Clin Pharmacol, Dept Lab Med, S-14186 Stockholm, Sweden
[10] Erasmus Univ, Inst Hlth Policy & Management, NL-3000 DR Rotterdam, Netherlands
[11] UMIT Univ Hlth Sci Med Informat & Technol, Inst Hlth Informat, A-6060 Hall In Tirol, Austria