Their value is based on both the stone's size and its history.

The Legislature would have a rate set for each hospital based on that hospital's history of costs.

These decisions are often based on personal history or biography.

The diagnosis is usually based on your history of symptoms.

Diagnosis is based on your medical history and a physical exam.

So each woman's decision must be based on her unique medical history and prognosis.

But its story, loosely based on history, is still disturbing.

Diagnosis is based on history given by patient, including recent medications.

The story is based on history; it can easily be applied to other regulations.

The answer to the first question, based on Bonds's postseason history, is: probably not.