All of the following is true of Mexice's health care system EXCEPT that
_(_())_(_()) it is a three-tiered system.
_(_())_(_()) membership in the government-ran heals insuraset propram is free for the poorest 20% of Mexicans.
_(_())_(_()) ment fostorn are calarled poversmenl employees.
_(_())_(_()) milliees of Mexicans cannot enrell in the governmat ras hala issumee program because they lack birth certificales
_(_())_(_()) most Mexicans pay oely umall copayments and fros for hould care.