title: Effectiveness of ward based opportunistic immunisation policy.
authors.forename: S R
authors.initials: SR
authors.lastname: Dobson
authors.forename: E
authors.initials: E
authors.lastname: Bixby
authors.forename: A
authors.initials: A
authors.lastname: Davies
authors.forename: R
authors.initials: R
authors.lastname: Booy
authors.forename: S
authors.initials: S
authors.lastname: Ledger
authors.forename: D
authors.initials: D
authors.lastname: Isaacs
mesh_terms: D002648:Child; D002673:Child, Hospitalized; D002675:Child, Preschool; D003362:Cost-Benefit Analysis; D006801:Humans; D014611:Vaccination / Q000191:economics