Section 2161. Poliomyelitis; persons twenty-one years of age and over; care and maintenance

Every county or part-county health commissioner,  city
  health officer in cities having more than fifty thousand population, and
  state  district  health officer shall, within their respective areas and
  after approval by the commissioner, provide at the remediable stages  of
  the  disease  known  as  poliomyelitis,  suitable  surgical,  medical or
  therapeutic treatment or hospital care,  and  necessary  appliances  and
  devices  for  all  persons  twenty-one  years  of  age or over including
  Indians residing on reservations, so  infected  or  exposed  who  cannot
  otherwise  be  provided  for.  In  a county the determination as to what
  persons cannot otherwise be provided for and relevant matters  shall  be
  made  by  the board of supervisors of such county against which the same
  is to be a charge and an investigation and report thereon to such  board
  upon which to make its determination shall be made by the public welfare
  commissioner  or such other county officer, or committee of the board as
  the board of  supervisors  may  designate  by  resolution.  The  charges
  approved  for  such treatment shall be in full payment thereof and shall
  be accepted by the person or corporation furnishing  such  treatment  as
  full  payment  and  no  such  person or corporation shall ask or receive
  directly or indirectly any other or additional compensation.