PT - JOURNAL ARTICLE AU - Loxterkamp, David TI - The Last Call AID - 10.3122/jabfm.5.5.537 DP - 1992 Sep 01 TA - The Journal of the American Board of Family Practice PG - 537--539 VI - 5 IP - 5 4099 - http://www.jabfm.org/content/5/5/537.short 4100 - http://www.jabfm.org/content/5/5/537.full SO - J Am Board Fam Med1992 Sep 01; 5