Comment on

• Restrictions on smoking: changes in knowledge, attitudes and predicted behaviour in metropolitan Toronto from 1983 to 1988.

  Pederson LL, Bull SB, Ashley MJ, Kozma D. Pederson LL, et al. Can J Public Health. 1992 Nov-Dec;83(6):408-12. Can J Public Health. 1992. PMID: 1286439
• The impact of the decreased prevalence of smoking in Canada.

  Mao Y, Gibbons L, Wong T. Mao Y, et al. Can J Public Health. 1992 Nov-Dec;83(6):413-6. Can J Public Health. 1992. PMID: 1286440