|1||NCT02892396||Not yet recruiting||Influence of Electronic Cigarettes in the Evaluation of the Inflammatory Response in Patients With a Diagnosis of COPD||
||20||Male||18 Years to 80 Years (Adult, Older Adult)||NCT02892396||STUDY ECIGPOC||September 2016||August 2018||March 2019||September 8, 2016||September 9, 2016|
|2||NCT01156610||Completed||Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations||
||706||All||18 Years and older (Adult, Older Adult)||NCT01156610||2010P000405
|November 2011||March 2014||March 2014||July 5, 2010||March 6, 2014||
|3||NCT00000568||Completed||Lung Health Study (LHS) I and III||
||All||35 Years to 60 Years (Adult)||NCT00000568||206||September 1984||January 2005||October 28, 1999||April 14, 2016|
† Study has passed its completion date and status has not been verified in more than two years.