(Q39306603)
Statements
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Epidemiology of proctocolitis in the region of Leiden, The Netherlands. A population study from 1979 to 1983. (English)
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Shivananda S
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Peña AS
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Mayberry JF
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Ruitenberg EJ
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Hoedemaeker PJ
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1 October 1987
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22
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8
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993-1002
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Identifiers
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