Veterinary Epidemiology and Zoonosis

INTRODUCTION

Principles of prevention, control and eradication

• The fundamental concept in prevention, control and eradication of zoonotic diseases is focused upon ‘breaking the chain of transmission at its epidemiologically weakest link’ in the infection cycle viz., controlling the reservoirs (animals), breaking the routes of transmission and immunization of susceptible hosts (human beings).

Epidemiologically weakest link in the transmission pathway