title: Real world data.
authors: Kenneth J
authors: KJ
authors: Rothman
mesh_terms: D003625:Data Collection; D003657:Decision Making; D019317:Evidence-Based Medicine; D014943:Global Health; D006291:Health Policy; D006801:Humans; D019458:Insurance Coverage / Q000706:statistics & numerical data*; D017063:Outcome Assessment, Health Care; D016032:Randomized Controlled Trials as Topic; D013223:Statistics as Topic