Adolescents' perceptions of tobacco accessibility and smoking norms and attitudes in response to the tobacco point-of-sale display ban in Scotland: results from the DISPLAY Study.

Only when taking into account that the use of e-cigarettes increased in 2013-2017 did we find that the POS tobacco display ban in supermarkets and small shops in Scotland was followed by reductions in adolescents' perceived accessibility of tobacco and positive attitudes towards smoking.