Transactions of the Fifteenth International Congress on Hygiene and Demography, Washington, September 23-28, 1912
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Published: 1913
Total Pages: 722
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Transactions of the fifteenth International congress on hygiene and demography
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Published: 1913
Total Pages: 932
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DOWNLOAD EBOOKTransactions of the fifteenth International congress on hygiene and demography v. 5
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Published: 1913
Total Pages: 930
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DOWNLOAD EBOOKTransactions of the Fifteenth International Congress on Hygiene and Demography
Author: International Congress of Hygiene and Demography (15, 1912, Washington, DC)
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Published: 1913
Total Pages: 688
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DOWNLOAD EBOOKTransactions of the fifteenth International congress on hygiene and demography v. 6
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Published: 1913
Total Pages: 424
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DOWNLOAD EBOOKTransactions on the Fifteenth International Congress on Hygiene and Demography
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Published: 1913
Total Pages: 716
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DOWNLOAD EBOOKTransactions of the fifteenth International congress on hygiene and demography v. 2
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Published: 1913
Total Pages: 724
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DOWNLOAD EBOOKTransactions of the fifteenth International congress on hygiene and demography v. 4
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Published: 1913
Total Pages: 740
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DOWNLOAD EBOOKTransactions of the Fifteenth International Congress on Hygiene and Demography, Washington, September 23-28, 1912
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Published: 1913
Total Pages: 408
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DOWNLOAD EBOOKTransactions of the Fifteenth International Congress on Hygiene and Demography, Washington, September 23-28, 1912: pt. I. Section III: Hygiene of infancy and childhood; School hygiene. pt. II. Section IV: Hygiene of occupations
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Published: 1913
Total Pages: 606
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