Effects of reduced-risk nicotine-delivery products on smoking prevalence and cigarette sales: an observational study.Published in:Public Health Research, 2023, v. 11, n. 7, p. vii, doi. 10.3310/RPDN7327By:Pesola, Francesca;Phillips-Waller, Anna;Beard, Emma;Shahab, Lion;Sweanor, David;Jarvis, Martin;Hajek, PeterPublication type:Article