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.
When it comes to pneumothorax, the goal of treatment is to relieve the pressure on the lung, allowing it to re-expand. In cases where the larger area of the lung has collapsed, it is likely that a chest tube or needle will be used to help remove the excess air.