48 resultados para Epidemiologic surveillance
Resumo:
"Contract no. HR-63-3-2."
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Mode of access: Internet.
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Mode of access: Internet.
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Issues for
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Mode of access: Internet.
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Report year ends Sept. 30.
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Chiefly tables.
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1967 ed. issued by Division of Air Quality and Emission Data, as APTD 69-22.
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"PB 176 814."
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Project no.: 90.026.
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"April 1991."
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Description based on: 1994; title from cover.
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"March 1998."
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Latest issue consulted: May 2005.
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"Issued July, 1986."