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Cigarette Use Among High School Students, USA, 1991 to 2003
Cigarette use is the leading preventable cause of death in the United States (1). One of the national health objectives for 2010 is to reduce the prevalence of current cigarette use among high school students to
Þigarã de Utilizare Printre elevii de liceu, SUA, 1991 la 2003 - Cigarette Use Among High School Students, USA, 1991 to 2003 - articole medicale engleza - startsanatate