Withdrawal symptoms over time among adolescents in a smoking cessation intervention: do symptoms vary by level of nicotine dependence?
Bailey SR, Harrison CT, Jeffery CJ, Ammerman S, Bryson SW, Killen DT, Robinson TN, Schatzberg AF, Killen JD. Withdrawal symptoms over time among adolescents in a smoking cessation intervention: do symptoms vary by level of nicotine dependence? Addict Behav. 2009 Dec; 34(12):1017-22.