Taking for Granted Conclusions from Studies that Cannot Prove Causality of Respiratory Symptoms and Vaping

Taking for granted conclusions from studies that cannot prove causality of respiratory symptoms and vaping.Davide Campagna1,2, Grazia Caci31. Department of Clinical & Experimental Medicine, University of Catania, Italy.2. Center of Excellence for the Acceleration of Harm Reduction (CoEHAR), University of Catania, Italy3. Unit of Infectious Diseases, Department of Clinical and Experimental Medicine, University of Messina, Italy.Corresponding author:Dr. Davide CampagnaUOC MCAU, AOU Policlinico “G. Rodolico – San Marco”Via S. Sofia, 78 – Ed. 795123 Catania – Italy Email to: davide.campagna@unict.itTel: +39.095.378.1566/1583