"D001991" . . "Bronchitis is inflammation of the bronchi (large and medium-sized airways) of the lungs. Symptoms include coughing up mucus, wheezing, shortness of breath, and chest discomfort. Bronchitis is divided into two types: acute and chronic. Acute bronchitis is also known as a chest cold.Acute bronchitis usually has a cough that lasts around three weeks. In more than 90% of cases the cause is a viral infection. These viruses may be spread through the air when people cough or by direct contact."@en . . "490" . "," . "J20-J21,J42" . . "466" . "Bronchitis"@en . "491" .