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A study of absence among pupils of the University High School, Ann Arbor, Michigan for the years 1934-35; 1935-36; 1936-37; 1937-38 combined a thesis submitted in partial fulfillment ... Master of Science in Public Health ... /

Thesis (M.S.P.H.)--University of Michigan, 1940.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/300528323
Date January 1940
CreatorsBallard, Lonis Cornell.
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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