Karp, O. M. (2012). Epidemiological research: An introduction. Springer.
Chicago Style (17th ed.) ZitazioaKarp, O.S. Miettinen.I. Epidemiological Research: An Introduction. New York: Springer, 2012.
MLA (9th ed.) ZitazioaKarp, O.S. Miettinen.I. Epidemiological Research: An Introduction. Springer, 2012.
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