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Vital statistics: a discussion of what they are and their uses in public health administration

Vital statistics: a discussion of what they are and their uses in public health administration
Digital図書
by John W. TraskG.P.O.1914
Other Libraries in Japan
  • Author HeadingTrask, John W. (John William), b. 1877

Preventive medicine and hygiene 1916 2d ed., thoroughly rev

Preventive medicine and hygiene 1916 2d ed., thoroughly rev
Digital図書
by Milton J. Rosenau... with chapters upon sewage and garbage, by George C. Whipple ... vital statistics, by John W. Trask ... mental hygiene, by Thomas W. SalmonD. Appleton and company1916
Other Libraries in Japan
  • Author Heading...eorge Chandler Trask, John W. (John William), b. 1877 Salmon, Thomas W. (Thomas Wil...

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