PT - JOURNAL ARTICLE AU - Christopher W. Ryan TI - Critical Appraisal of the Literature AID - 10.3122/jabfm.13.1.86a DP - 2000 Jan 01 TA - The Journal of the American Board of Family Practice PG - 86--86 VI - 13 IP - 1 4099 - http://www.jabfm.org/content/13/1/86.1.short 4100 - http://www.jabfm.org/content/13/1/86.1.full SO - J Am Board Fam Med2000 Jan 01; 13