Social norms towards smoking and electronic cigarettes among adult smokers in seven European Countries: Findings from the EUREST-PLUS ITC Europe Surveys

Katherine East, Sara Christine Brenda Hitchman, Mairtin Seosamh McDermott, Ann Denise McNeill, Aleksandra Herbec, Yannis Tountas, Nicolas Bécuwe, Tibor Demjén, Marcela Fu, Esteve Fernández, Ute Mons, Antigona Trofor, Witold A Zatonski, Geoffrey T Fong, Constantine Vardavas