THE EFFECT,LOCAL,TOBACCO,SALES,LAWS,ADOLESCENT,SMOKING,INITIATION,SCIENCEDIRECT,SKIP,CONTENT,VIEW,SECURE CONNECTION,SWITCH,PURCHASE,JAVASCRIPT,DISABLED,YOUR,BROWSER,PLEASE,THE FEATURES,PAGE,ISSUE,PAGES,LINKS,OPEN,OVERLAY,DOI ORG,RIGHTS,COMMUNITIES,ACTED,THE SALE,LITTLE,IMPACT,YOUTH SMOKING,BEHAVIOR,THE OBJECTIVE,STUDY,WAS TO,DETERMINE,WHETHER,CREASE,RATE,PROGRESSION,ADOLESCENTS,CONDUCTED,PROSPECTIVE COHORT STUDY,MASSACHUSETTS,YOUTHS,SMOKE,AGES,BASELINE,RANDOM,DIGIT,DIAL TELEPHONE,SURVEY,REIN,RESULTS,LIVING,TOWNS,ORDINANCE,LESS,PROGRESS,DEFINED,SMOKED,CIGARETTES,ONES,ODDS RATIO,95 CONFIDENCE INTERVAL,MAGNITUDE,CONTROL,LING,POTENTIAL,CONFOUNDING VARIABLES,RELATIONSHIP BETWEEN,ACCESS,REDUCED,RATES,SETTING,APPEAR,MEDI,OPTION,LOCATE,ARTICLE,CHECK,IF YOU,LOGIN,CREDENTIALS,INSTITUTION,ATHIS,WORK,GRANTS,THE ROBERT WOOD JOHNSON,FOUNDATION,SUBSTANCE,ABUSE,POLICY,RESEARCH PROGRAM,GRANT,MASSACHUSETTS DEPARTMENT OF,PUBLIC,HEALTH,MASSACHUSETTS TOBACCO,PROGRAM,PROTECTION,FUND,WHOM,CORRESPONDENCE,REPRINT,REQUESTS,SHOULD,SOCIAL AND BEHAVIORAL SCIENCES,DEPARTMENT,BOSTON UNIVERSITY SCHOOL OF,ALBANY STREET,BOSTON MA,MAIL,COPYRIGHT,AMERICAN HEALTH,ACADEMIC PRESS,ALL RIGHTS RESERVED,METRICS,SITE,INFORMATION,VISIT,THE COOKIES,ELSEVIER B V,REGISTERED TRADEMARK,RELX GROUP,