COPD is the sixth leading cause of death in the United Stateshttps://www.copdfoundation.org/About-Us/Press-Room/Press-Releases/Article/2104/COPD-is-the-sixth-leading-cause-of-death-in-the-United-States.aspx by geox • 2 years ago 4 4 2 years agoCOcopdfoundation.org