Unspecified chronic bronchitis (6 contents)
Bronchitis is an inflammation of the bronchial mucosa that can be caused by a variety of factors, such as viral infections, bacterial infections or chemical irritants. In treating bronchitis, the key...
World No Tobacco Quit Day is celebrated every year on the third Thursday of November. The day has a tradition of more than 40 years, born in the USA in California, where in 1974 more than one million...