Checkoway, Harvey
Research methods in occupational epidemiology
Oxford University Press , 1989
 Buku Teks
Research methods in occupational epidemiology
by Harvey Checkoway, Neil Pearce, Douglas J. Crawford-Brown
Oxford University Press, 1989
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occupational sex segregation and the japanese employment model : case studies of the railway and automobile industries
 Artikel Jurnal
Epidemiology
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Gordis, Leon
Epidemiology
Saunders Elsevier, 1996
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