Manfredi, C., Crittenden, K. S., Cho, Y. I., Engler, J., & Warnecke, R. (2000). The effect of a structured smoking cessation program, independent of exposure to existing interventions.

Manfredi, C., K S. Crittenden, Y I. Cho, J. Engler, و R. Warnecke. The Effect of a Structured Smoking Cessation Program, Independent of Exposure to Existing Interventions. 2000.

Manfredi, C., et al. The Effect of a Structured Smoking Cessation Program, Independent of Exposure to Existing Interventions. 2000.