Epidemiological research methods. Part I. Why epidemiology?

Yach D. ; Botha J.L. (1986)


The original publication is available at http://www.samj.org.za


In the first article in a series on epidemiological research methods, we describe the origins and uses of epidemiology and introduce the different types of epidemiological study design.

Please refer to this item in SUNScholar by using the following persistent URL: http://hdl.handle.net/10019.1/7459
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