by
Katz, David L., 1963-
Format:
Books
Publication Date
2014
Excerpt:
Investigation -- 4.The Study of Risk Factors and Causation -- 5.Common Research Designs and Issues in
by
Dancey, Christine P.
Format:
Books
Publication Date
2012
Excerpt:
: Identifying Risk Factors for Disease -- Risk Ratios -- The Odds-Ratio -- Establishing Causality -- Case
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