A direct marketing campaign may use multiple communications channels including mail, e-mail, phones, and face-to-face contact (See also Direct Mail Marketing) . Different channels will be selected based on the target group.
When Dr. Philip Drinker developed the iron lung in 1928, he was responding to a terrifying new disease that was causing sudden paralysis. Doctors called it poliomyelitis â or polio. The onset of the illness was sudden, with fever followed by acute paralysis.
1 All forms of asbestos increase the risk of lung disease. 2  The three types of asbestos-related lung disease are scarring (asbestosis), non-cancerous disease of the tissue of the lining of the surface of the lung (pleural disease), and lung cancer (of the lungs or their outer lining tissue [ mesothelioma ]). Diagnosis of asbestosis or asbestos-related lung diseases and cancer is often made using chest X-rays or CT scans of the lungs.