192.900.  Missouri public health services fund, established, purposes. — The "Missouri Public Health Services Fund" is hereby created. All moneys deposited in the Missouri public health services fund, subject to appropriation, shall be used for public health purposes, including the contracting for the accomplishment of such purposes by local health departments.  Notwithstanding the provisions of section 33.080, moneys in the fund shall not lapse to the credit of general revenue at the end of the biennium.  Any interest earned on the fund shall accrue to the fund.