Cigarette smoking and bronchial carcinoma: dose and time relationships among regular smokers and lifelong non-smokers.
In a 20-year prospective study on British doctors, smoking habits were ascertained by questionnaire and lung cancer incidence was monitored. Among cigarette smokers who started smoking at ages 16-25 and who smoked 40 or less per day, the annual lung cancer incidence in the age range 40-79 was:0.273X...
| Main Authors: | , |
|---|---|
| Format: | Journal article |
| Language: | English |
| Published: |
1978
|