title: Trials and tribulations.
authors.forename: H
authors.initials: H
authors.lastname: Cloft
mesh_terms: D006801:Humans; D009485:Neuroradiography; D011446:Prospective Studies; D015641:Radiography, Interventional; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D016896:Treatment Outcome