[1] Univ Wisconsin, Sch Journalism & Mass Commun, Madison, WI USA
[2] Johns Hopkins Univ, Dept Epidemiol, Baltimore, MD USA
[3] Johns Hopkins Univ, Ctr Drug Safety & Effectiveness, Johns Hopkins Bloomberg Sch Publ Hlth, Baltimore, MD USA
[4] Johns Hopkins Univ, Div Gen Internal Med, Baltimore, MD USA
[5] Johns Hopkins Med, Dept Med, Baltimore, MD USA
[6] Univ Illinois, Dept Pharm Syst Outcomes & Policy, Chicago, IL 60680 USA
[7] Univ Illinois, Ctr Pharmacoepidemiol & Pharmacoecon Res, Chicago, IL 60680 USA
[8] Univ Illinois, Hlth Media Collaboratory, Chicago, IL 60680 USA
[9] Univ Illinois, Inst Hlth Res & Policy, Chicago, IL 60680 USA
[10] Univ Calif San Diego, Skaggs Sch Pharm & Pharmaceut Sci, La Jolla, CA 92103 USA
[11] Dept Vet Affairs San Diego Healthcare Syst Hirsch, San Diego, CA USA