û ȭŲٴ Դ.
븣 б 6000 , û ߸ٴ ߰ߴ. ٴ ´ٴ ǵ ˾Ƴ´.
ü ȣ ǰ (European Community Respiratory Health Survey) мߴ. ûҿ ȭǰ õĿ ġ ־, Ⱓ ªҴ. ̹ 20 ̻ ߴ.
켱 ڵ ߴ. ȣ ̾µ ûҸ ϴ , Բ ߴ. ȭ ڱ Ű ̰ Ⱓ ģ ջ ̾ ̶ ߴ.
̿ ûҸ ϵ, ʵ ̰ Ÿ ʾҴ. ̿ ȭ ΰϴٴ ߴ.
̲ ٳ 'ȭ ϸ, ջ Ѵ'鼭 ǰ ϶ ߴ. ؼ ȭ 'ʿ'ϸ ' ؼ ɷ ̸ ϴ' ״ ߴ.
BBC ̹ ϸ鼭 ϻ ϴ ǰκ 츮 Ű ' â ȯϰ, ü ' (British Lung Foundation), ۵ ٿ.