title: Epidemiological issues in health needs assessment.
authors.affiliation: Nuffield Institute for Health, Leeds LS2 9PL. hssdrrw@leeds.ac.uk
authors.forename: R
authors.initials: R
authors.lastname: Williams
authors.forename: J
authors.initials: J
authors.lastname: Wright
mesh_terms: D004812:Epidemiologic Methods; D006301:Health Services Needs and Demand / Q000458:organization & administration*; D006306:Health Surveys; D006801:Humans; D015994:Incidence; D015995:Prevalence; D013222:State Medicine; D006113:United Kingdom