Many countries use single-payer systems to cover all their citizens.

The old system mainly covered plays that involved change of possession.

The combined state and federal system would then cover 426 square miles.

The system now covers about 1500 diagnoses based on thousands of findings.

The system covers the under-17 to under-21 age groups.

The system covers 50,000 more for hospital care only.

Eventually, the system would stretch 58 miles and cover most of the city, they say.

Our system still costs too much and covers too few.

That system, which is expected to become available in 2004, can cover a range of one to two miles using radio frequency technology, the company says.

The American educational system, however, covers much more than schools for children.