The first medical simulators were simple models of human patients.

There, after dogs survived for a year with a new heart, the two researchers were ready to try it on human patients.

He'd only ever known toys, human patients, and then the war.

Whether the approach will work in human patients remains to be demonstrated.

He treated his first human patient on June 23, 1936.

I don't always get thanked by my human patients either.

New tests will begin next month on the eyes of human patients who can see.

If federal approval is granted, testing on human patients may follow.

We must not introduce it where human patients are concerned.

But few, if any, of the human patients had visited that region.