title: Rate of illegal tobacco sales to minors varies by sign type in California.
authors.forename: D W
authors.initials: DW
authors.lastname: Cowling
authors.forename: D M
authors.initials: DM
authors.lastname: Robins
mesh_terms: D000293:Adolescent; D000329:Advertising / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data*; D000367:Age Factors; D002140:California; D002648:Child; D002669:Child Welfare / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data*; D006801:Humans; D016015:Logistic Models; D008389:Marketing of Health Services / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data*; D019460:Tobacco Industry / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data*