Comment on

• The effects of clinical practice guidelines on patient outcomes in primary care: a systematic review.

  Worrall G, Chaulk P, Freake D. Worrall G, et al. CMAJ. 1997 Jun 15;156(12):1705-12. CMAJ. 1997. PMID: 9220922 Free PMC article.
• Canadian physicians' attitudes about and preferences regarding clinical practice guidelines.

  Hayward RS, Guyatt GH, Moore KA, McKibbon KA, Carter AO. Hayward RS, et al. CMAJ. 1997 Jun 15;156(12):1715-23. CMAJ. 1997. PMID: 9220923 Free PMC article.
• Clinical practice guidelines on trial.

  Hayward RS. Hayward RS. CMAJ. 1997 Jun 15;156(12):1725-7. CMAJ. 1997. PMID: 9220924 Free PMC article. No abstract available.