title: Fourth review of the UK national patient dose database.
authors.forename: D
authors.initials: D
authors.lastname: Hart
authors.forename: P C
authors.initials: PC
authors.lastname: Shrimpton
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D016208:Databases, Factual; D006801:Humans; D007223:Infant; D011829:Radiation Dosage; D011834:Radiation Monitoring / Q000379:methods; D012016:Reference Values; D006113:United Kingdom; D055815:Young Adult