980 resultados para United States. Department of Health, Education, and Welfare.
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"Supplementary to miscellaneous publications nos. 9, 153, 252."
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Includes index.
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Cover title.
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"Issued November 1948."
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Cover title.
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Includes index.
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Cover title.
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Cover title.
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Cover title.
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Cover title.
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Mode of access: Internet.
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Biennial
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"Literature cited": p. 419-439
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Mode of access: Internet.
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Mode of access: Internet.