The police said they did not know whether any patients had entered.

It is not enough to say that patients can enter research studies, he said.

So far, 800 patients have entered the study in 22 centers.

Patients can enter clinical trials before, during, or after starting their treatment.

But the agencies said they encouraged such testing for patients entering treatment.

She latched it, so that no new patients could enter.

Ernie was about to protest, when suddenly the door opened, and two more patients entered.

But when new patients enter the hospital, their medical information is recorded and distributed much as it was 30 years ago: on paper.

So far, only a dozen patients have entered clinical trials.

As the patient enters and leaves my office, I open and close the door.