(Q33705283)
Statements
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Completeness of follow up in a cohort study of mortality using the United Kingdom National Health Service Central Registers and records held by the Department of Social Security (English)
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C R Muirhead
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S C Darby
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J A O'Hagan
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G M Kendall
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R Doll
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T P Fell
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1 March 1991
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65-70
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Identifiers
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