The laboratory and the general practitioner.
D000740:Anemia / Q000175:diagnosis; D019411:Clinical Laboratory Techniques; D004739:England; D005194:Family Practice; D006402:Hematologic Diseases / Q000175:diagnosis* / Q000628:therapy; D006470:Hemorrhage / Q000175:diagnosis; D006801:Humans; D012017:Referral and Consultation