| possible role of indoor environment and coal combustion emission in lung carcinogenesis in fuyuan county, china. | fuyuan country, in yunnan province, china has an extremely high lung cancer mortality both in males and non-smoking females. out of 5768 deaths, 588 patients died of malignant diseases. lung cancer was the number one cause of death among malignant diseases both in males and females. the rate of lung cancer death to the whole of malignant diseases was 56.2% for males and 55.0% for females. indoor soot and combustion emission derived from smoky coal produced in northern fuyuan exhibited high mutag ... | 1997 | 9201284 |