title: Efficacy, effectiveness, and comparative effectiveness in liver disease.
authors.forename: Hashem B
authors.initials: HB
authors.lastname: El-Serag
authors.forename: Jayant
authors.initials: J
authors.lastname: Talwalkar
authors.forename: W Ray
authors.initials: WR
authors.lastname: Kim
mesh_terms: D057186:Comparative Effectiveness Research / Q000592:standards; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis / Q000628:therapy