What is chronic bronchitis?

Asked by Farlow 15 years ago 2/2/2010 5:54 AM

Last updated by Nickolas 4 years ago 7/20/2021 11:47 AM

Answered by Jill W 4 years ago 10/29/2020 1:32 PM

Chronic bronchitis is chronic cough or mucus reproduction for at least three months in two successive years when other causes have been excluded.