title: Primary care groups as community laboratories.
authors.forename: D
authors.initials: D
authors.lastname: Bainton
authors.forename: R
authors.initials: R
authors.lastname: West
mesh_terms: D015331:Cohort Studies; D006304:Health Status; D006801:Humans; D011159:Population Surveillance / Q000379:methods*; D011320:Primary Health Care / Q000458:organization & administration*; D013222:State Medicine; D006113:United Kingdom / Q000453:epidemiology