P14-20: Chemical and biological assessment of a Heated Tobacco Product reveals marked reductions in aerosol toxicants and in vitro toxicity compared to a combustible cigarette - R.-D. Vasile; S.J. Pour; R. Wieczorek; E.T. Sticken; V. Troude; O. Dethloff; L. Mason; L. Simms; M. Stevenson (Toxicology Letters, 2023)