Risk and Benefits of Electronic Cigarettes to Older Smokers at High Risk for Lung Cancer
Condition: Lung Carcinoma Interventions: Procedure: Participants smoke their usual brand of cigarettes for 26 weeks.; Procedure: Participants will vape electronic cigarettes for 26 weeks.; Drug: Nicotine Replacement; Other: Questionnaire Administration Sponsors: M.D. Anderson Cancer Center; National Cancer Institute (NCI) Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials