title: Preferential insights.
authors: St. George's Hospital Medical School.
authors: J
authors: J
authors: Raftery
authors: R
authors: R
authors: Skingsley
authors: J
authors: J
authors: Carr
mesh_terms: D000367:Age Factors; D003258:Consumer Behavior / Q000706:statistics & numerical data*; D003625:Data Collection; D004739:England; D006801:Humans; D013222:State Medicine / Q000706:statistics & numerical data*