Causes

1. Human infection with influenza viruses from pigs are most likely to occur when people are in close proximity to infected pigs. Human-to-human Transmission of H1N1 Influenza A can also occur. The spread of H1N1 Influenza A is believed to be the same way as how seasonal flu spreads. Most common transmission of person to person infection is through coughing or sneezing of persons with influenza.

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Notes: H1N1 Influenza A infection is contagious. Huamns with infection may be able to spread the influenza virus a day before the signs and symptoms appear and up to a week following the onset of illness.

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(Source: Business Continuity Management Institute - BCM Institute)

A Manager’s Guide to Implementing Your Infectious Disease Business Continuity Plan

A Manager’s Guide to ISO 22301 Standard for Business Continuity Management System