title: Sham or scam: a critical assessment of recent vertebroplasty trials.
authors.forename: Bruce
authors.initials: B
authors.lastname: Frankel
authors.forename: Daniel A
authors.initials: DA
authors.lastname: Bloch
mesh_terms: D001416:Back Pain / Q000601:surgery; D002986:Clinical Trials as Topic; D035061:Control Groups; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D015983:Selection Bias; D054854:Vertebroplasty