[1] Weiss Mem Hosp, Dept Internal Med, Chicago, IL USA
[2] Univ Penn, Perelman Sch Med, Ctr Global Hlth, Philadelphia, PA USA
[3] Taipei Med Univ, Coll Med, Dept Med, Taipei, Taiwan
[4] Harvard TH Chan Sch Publ Hlth, Dept Epidemiol, Boston, MA USA
[5] Harvard Med Sch, Brigham & Womens Hosp, Dept Med, Div Pharmacoepidemiol & Pharmacoecon, Boston, MA USA