Ketchum, Paul A.
Microbiology : introduction for health professionals
John Wiley & Sons, 1984
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Cember, Herman
Introduction to health physics
Pergamon Press, 1987
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Grbich, Carol
Qualitative research in health and introduction
Allen and Unwin, 1999
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Introduction to health services
editors, Stephen J. Williams, Paul R. Torrens
Delmar , 1998
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McKenzie, James F.
An introduction to community health
Jones and Bartlett, 2005
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