Effect of Exogenous Potassium on the Reduction in Tar, Nicotine and Carbon Monoxide Deliveries in the Mainstream Smoke of Cigarettes
Yamamoto, T, Umemura, S, Kaneko, H
A Study on Precursors of Nitric Oxide in Sidestream Smoke
Umemura, S, Muramatsu, M, Okada, T