[1] Leibniz Inst Prevent Res & Epidemiol BIPS, Bremen, Germany
[2] Univ Bremen, Bremen, Germany
[3] Sci Inst TK Benefit & Efficiency Hlth Care WINEG, Hamburg, Germany
[4] Charite Univ Med Berlin, Berlin, Germany
[5] Free Univ Berlin, Berlin, Germany
[6] Humboldt Univ, Berlin, Germany
[7] Berlin Inst Hlth Pharmakovigilanz & Beratungszent, Berlin, Germany