11.   Specialist medical evidence in the case showed that he had developed lung cancer as a result of active and passive smoking.

12.   Studies indicate that the risk of developing skin cancer is significantly increased by excessive sun exposure during childhood.

13.   Two years ago, his mother developed terminal cancer.

14.   The test should identify which smokers are most prone to develop lung cancer.

15.   Exposure of unprotected skin to the sun carries the risk of developing skin cancer.

16.   Some of these rats did develop testicular cancer.

17.   Such was the perceived risk of a patient developing cancer that prophylactic colectomy has been recommended.

18.   Six patients developed cancer under the age of fifty.

19.   In this series, however, one patient developed cancer after seven years disease duration so perhaps the criteria for entry should be widened.