NCT01895166 2013-07-31EBUS-GS-TBLB With or Without Fluoroscopy for the Diagnosis of PPLsShanghai Chest HospitalPhase NA Unknown100 enrolled
NCT00006087 2009-02-09Chest X-Ray or Chest CT Scan in Patients at High Risk of Developing Lung CancerNational Cancer Institute (NCI)Phase NA Unknown