https://www.indiatimes.com/explainers/news/copd-awareness-month-copd-is-a-potential-epidemic-in-women-who-smoke-585821.html
The most frequent cause of COPD risk is cigarette smoking. Smoking causes COPD in 80% of cases, and 20% of smokers will likely develop the disease. Information on smoking, including frequency, intensity, and the number of years since quitting for former smoke…
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