*Smoking/ep [Epidemiology]
        Hirdes, J. P., Hallman, K. G. 1996. Smoking status of chronic hospital patients: implications for health promotion programs. Canadian Journal of Public Health Revue Canadienne de Sante Publique.  87 (5) 317-8.  
          Hirdes, J. P., Maxwell, C. J. 1994. Smoking cessation and quality of life outcomes among older adults in the Campbell's Survey on Well-Being. Canadian Journal of Public Health Revue Canadienne de Sante Publique.  85 (2) 99-102.  
          Maxwell, C. J., Hirdes, J. P. 1993. The prevalence of smoking and implications for quality of life among the community-based elderly. American Journal of Preventive Medicine.  9 (6) 338-45.