Yu-Isenberg, Kristina S.; Vanderplas, Ann; Chang, Eunice Y. - In: Disease Management and Health Outcomes 13 (2005) 6, pp. 405-412
Objective: To estimate annual healthcare utilization and expenditures for patients with chronic obstructive pulmonary disease (COPD) versus those without COPD, and to determine the attributable costs of treating the complications of COPD. Methods: This was a retrospective case-control study...