6Ada ms L, Lonsdale D, Robinson M et al. Respiratory Impairment Induced by smoking in children in Secondary Schools. British Medicine Journal, 1984, 288:891 - 894.
7Thorlindsson T Vilhjalmsson R Factor Related to Cigarette smoking and Alcohol Use among Adolescents. Adolescence, 1991, 16(102):399 - 418.
8The prevalence and Motivating factors of adolescent smoking at a rural middle school in tai wan [J] . subst misuse, 1996, 31(10) : 1447 - 1458.
9The prevalence and Motivating factors of adolescent smoking at a rural middle school in tai wan[J]. subst misuse 1996,31(10):1447～1458.
