Chronic Obstructive Pulmonary Disease. (2007, March 1). Retrieved December 23, 2024, from http://www.essayworld.com/essays/Chronic-Obstructive-Pulmonary-Disease/61098
"Chronic Obstructive Pulmonary Disease." Essayworld.com. Essayworld.com, 1 Mar. 2007. Web. 23 Dec. 2024. <http://www.essayworld.com/essays/Chronic-Obstructive-Pulmonary-Disease/61098>
"Chronic Obstructive Pulmonary Disease." Essayworld.com. March 1, 2007. Accessed December 23, 2024. http://www.essayworld.com/essays/Chronic-Obstructive-Pulmonary-Disease/61098.
"Chronic Obstructive Pulmonary Disease." Essayworld.com. March 1, 2007. Accessed December 23, 2024. http://www.essayworld.com/essays/Chronic-Obstructive-Pulmonary-Disease/61098.