Changes in Effectiveness of Cigarette Health Warnings Over Time in Canada and the United States, 2002–2011

Autor:	Hitchman, Sara C., Driezen, Pete, Logel, Christine, Hammond, David, Fong, Geoffrey T.
Zdroj:	Nicotine & Tobacco Research, 2014 May 01. 16(5), 536-543.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/26766613 Zobrazit plný text záznamu