The majority of Dog Ear books are printed on-demand in response to orders in quantities as little as one at a time. Dog Ear can also print your book in a traditional offset manner,which dramatically reduces your per-unit cost. However, to achieve order quantities start at 2,000 units for such reduced printing prices.
Chronic respiratory diseases. WHO/Marko Kokic. Chronic respiratory diseases (CRDs) are diseases of the airways and other structures of the lung. Some of the most common are chronic obstructive pulmonary disease (COPD), asthma, occupational lung diseases and pulmonary hypertension.
Some of the many diseases that can affect the respiratory system include: 1  Laryngitis-Swelling and irritation of the larynx. 2  Bronchitis-An infection in your bronchial tubes. 3  Tonsillitis-Inflammation of the tonsils. 4  Pneumonia-An infection deep in your lungs.