[1] Maastricht Univ, Med Ctr, NL-6200 MD Maastricht, Netherlands
[2] Maastricht Univ, Sch Care, NL-6200 MD Maastricht, Netherlands
[3] Maastricht Univ, Publ Hlth Res Inst CAPHRI, NL-6200 MD Maastricht, Netherlands
[4] Utrecht Inst Pharmaceut Sci, Div Pharmacoepidemiol & Clin Pharmacol, Utrecht, Netherlands
[5] Southampton Gen Hosp, MRC Lifecourse Epidemiol Unit, Southampton SO9 4XY, Hants, England
[6] Maastricht Univ, Med Ctr, Dept Clin Pharm & Toxicol, NL-6200 MD Maastricht, Netherlands