Oxygen therapy for COPD is more than 60-70 years old. In this long period, a vas...
The upper respiratory tract consists of the nose, the sinuses, and the pharynx. ...
The respiratory function is carried out by specialized organs. These organs cons...
What is Chronic Bronchitis Cough? Bronchitis is the inflammation of the airways ...
The lung is prone to many infections and other deadly diseases such as cancers, ...
The lungs suffer from many diseases, all of which are serious and life threateni...
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