title: The nesting-egg problem: why comparative effectiveness research is trickier than it looks.
authors.affiliation: The Hastings Center, USA.
authors.forename: Susan
authors.initials: S
authors.lastname: Gilbert
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000628:therapy; D001943:Breast Neoplasms / Q000628:therapy; D002285:Carcinoma, Intraductal, Noninfiltrating / Q000628:therapy; D057186:Comparative Effectiveness Research / Q000191:economics; D003362:Cost-Benefit Analysis; D003731:Dental Caries / Q000628:therapy; D019317:Evidence-Based Medicine; D005380:Financing, Government; D006077:Government Agencies; D017048:Health Care Costs; D006801:Humans; D017116:Low Back Pain / Q000628:therapy; D019964:Mood Disorders / Q000628:therapy; D010344:Patient Advocacy; D010817:Physician-Patient Relations; D017410:Practice Guidelines as Topic; D011787:Quality of Health Care; D014094:Tooth, Deciduous; D035501:Uncertainty; D019564:Unnecessary Procedures / Q000639:trends