Screening and the 1990 contract.
Jenkins
S
S
D003284:Contract Services; D005194:Family Practice / Q000458:organization & administration*; D006293:Health Promotion / Q000458:organization & administration*; D006801:Humans; D008403:Mass Screening / Q000458:organization & administration*; D012042:Registries; D013222:State Medicine; D006113:United Kingdom