1.   Both sides say that the current supply of blood is safe, that no units of contaminated or mislabeled blood have recently been released or have harmed patients.

2.   Again, no heart patients were harmed, said Sam Lopez, a hospital spokesman.

3.   But an all-out lobbying campaign by hospitals and other health-care providers persuaded lawmakers that the cuts had begun to harm patients.

4.   But doctors have hesitated to give aspirin quickly because it thins the blood and can harm patients whose strokes are caused by brain hemorrhages.

5.   But on talk shows with Phil Donahue and Montel Williams before his arrest, Majors insisted that he had never harmed a patient.

6.   But it sheds light on the wider problem of drug abuse among health care workers and its potential to harm patients.

7.   By contrast, when a drug harms patients, there is no independent agency to find out what went wrong.

8.   Cleaton-Jones said that as far as he knew, no patients were harmed.

9.   Critics of the Bell regulations have argued that there was no scientific evidence showing that tired residents harm patients, either by increasing mortality rates or complications.

10.   Doctors said the boycott would not harm patients and could eventually lead to improvements in the quality of care.