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Preventive Medicine|September 1, 1996
Factors affecting attrition in a longitudinal smoking prevention studyO Siddiqui, B R Flay, F B HuAmerican Journal of Epidemiology|August 15, 1996
Intraclass correlation estimates in a school-based smoking prevention study. Outcome and mediating variables, by sex and ethnicityO Siddiqui, D Hedeker, B R Flay, et al.American Journal of Preventive Medicine|January 1, 1996
The patterns and predictors of smokeless tobacco onset among urban public school teenagersF B Hu, D Hedeker, B R Flay, et al.Addictive Behaviors|March 1, 1997
Patterns of use of smokeless tobacco and the unidimensional model of drug involvementF B Hu, D Hedeker, L E Day, et al.Journal of Health and Social Behavior|September 1, 1994
Differential influence of parental smoking and friends' smoking on adolescent initiation and escalation of smokingB R Flay, F B Hu, O Siddiqui, et al.Nicotine & Tobacco Research : Official Journal of the Society for Research on Nicotine and Tobacco|November 10, 2000
Psychosocial risk and protective factors for adolescent tobacco useB R Flay, J Petraitis, F B HuPreventive Medicine|November 11, 1998
Psychosocial predictors of different stages of cigarette smoking among high school studentsB R Flay, F B Hu, J RichardsonSubstance Use & Misuse|March 9, 1999
Characteristics of inconsistent respondents who have "ever used" drugs in a school-based sampleO Siddiqui, J A Mott, T L Anderson, et al.The Journal of Asthma : Official Journal of the Association for the Care of Asthma|January 1, 1997
An epidemiological study of asthma prevalence and related factors among young adultsF B Hu, V Persky, B R Flay, et al.Statistical Methods in Medical Research|August 18, 2000
Random-effects regression analysis of correlated grouped-time survival dataD Hedeker, O Siddiqui, F B HuPageof 22