Hantavirus infection.

1. The health authority shall investigate each report of: (a) A case having a hantavirus infection, as identified by serological testing for hantaviral antibodies, immunohistochemistry studies, polymerase chain reaction studies or other appropriate laboratory studies; and (b) A suspected case having a hantavirus infection, as identified by the presence of symptoms consistent with hantavirus pulmonary syndrome. 2. The investigation required pursuant to subsection 1 must be conducted to: (a) Confirm the diagnosis; (b) Determine the extent of any outbreak of hantavirus; and (c) Determine the source of the infection.