Explain the significance of host-agent-environment in disease causation using SARS-CoV-2 infection as an example. (ii) How may the concept of natural history of disease pathogenesis provide an understanding of the difference between prevention and control of disease. d) As the Public Health Officer charged with the prevention and control of communicable diseases in the Local Council Area, state the principles you may consider in planning an action to prevent community transmission of the SARS-CoV-2 infection.

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