Tobacco regulatory compliance with STAKE Act age-of-sale signage among licensed tobacco retailers across diverse neighborhoods in Southern California. - Sussman, Steve; Cruz, Tess Boley; Smiley, Sabrina L.; Chou, Chih-Ping; Unger, Jennifer B.; Kintz, Natalie; Rodriguez, Yaneth L.; Barahona, Rosa; Lienemann, Brianna A.; Pentz, Mary Ann; Samet, Jonathan; Baezconde-Garbanati, Lourdes (Tobacco Induced Diseases, 2018)