1.   At low doses of omeprazole doctors believe they can avoid any danger of cancer.

2.   Clinical ecologists therefore attempt to diagnose and treat a disease which conventional doctors believe does not exist.

3.   Doctors believe that vitamin supplements are largely unnecessary.

4.   Doctors believe the medication was the cause of her hallucinations.

5.   For many years, doctors believed that the lower temperature could reduce the chance of bacterial growth and infection.

6.   She suffers from cerebral palsy and because she could not communicate, doctors at first believed she might be mentally retarded.

7.   Now doctors believe they have cured him of the disease.

8.   Studies show that most doctors sincerely believe that the seriously ill do not want to know the truth about their condition,

9.   The doctors believe that ruling should now be changed.

10.   Doctors believe the majority of cancer tumours grow to a certain stage before their cell walls rupture and release enzymes.