Never-smokers carrying the rare EGFR T790M gene variant face 62 times the odds of lung cancer, a major study of 3.3 million people suggests.
https://www.foxnews.com/health/never-smoked-cigarette-could-still-higher-risk-lung-cancer
https://www.foxnews.com/health/never-smoked-cigarette-could-still-higher-risk-lung-cancer