The ESTxENDS Trial- Electronic Nicotine Delivery Systems as an Aid for Smoking Cessation-extension of Follow-up

Condition:   Smoking Cessation Interventions:   Other: ENDS (vaporizer/e-cig) and smoking cessation counseling;   Other: Smoking cessation counseling Sponsors:   University of Bern;   University of Lausanne;   University of Geneva, Switzerland;   University of Zurich;   State Hospital, St. Gallen;   Swiss National Science Foundation;   Swiss Cancer Research;   Swiss Tobacco Prevention Funds, Federal Office of Public Health Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials