Webb, P., Bain, C., & Pirozzo, S. Essential epidemiology: An introduction for students and health professionals.
Chicago Style aipamenaWebb, Penny, Chris Bain, and Sandi Pirozzo. Essential Epidemiology: An Introduction for Students and Health Professionals.
MLA aipamenaWebb, Penny, et al. Essential Epidemiology: An Introduction for Students and Health Professionals.
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