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The advent of area health boards in NSW created a need for patient identification systems to incorporate information held in several data bases. The concept of a unique health identifier system is outlined, including detail of record location, number issuing, privacy issues and implementation. The Illawarra Health Region experience of an area patient master index and an area record is described. (AMRJ 1988, 18(4), 145–149)
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Coote et al. (1988) studied this question.
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