Webb, Penny. Essential epidemiology: an introduction for students and health professionals [online]. Fourth edition. Cambridge: Cambridge University Press, 2020
Webb, P. (2020). Essential epidemiology: An introduction for students and health professionals (Fourth edition.). Cambridge: Cambridge University Press.
Styl ChicagoWebb, Penny. Essential Epidemiology: An Introduction for Students and Health Professionals. Fourth edition. Cambridge: Cambridge University Press, 2020.
Citace podle MLAWebb, Penny. Essential Epidemiology: An Introduction for Students and Health Professionals. Fourth edition. Cambridge: Cambridge University Press, 2020.
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