title: NHS Direct. NHS Direct is a learning organisation.
authors.forename: M
authors.initials: M
authors.lastname: Sadler
authors.forename: M
authors.initials: M
authors.lastname: Vaughan
mesh_terms: D005246:Feedback; D015277:Hotlines; D006801:Humans; D007255:Information Services; D013222:State Medicine / Q000458:organization & administration*; D006113:United Kingdom