PT - JOURNAL ARTICLE AU - Peter J. Rizzolo AU - Warren P. Newton TI - Obscure Gastrointestinal Bleeding AID - 10.3122/jabfm.6.4.435a DP - 1993 Jul 01 TA - The Journal of the American Board of Family Practice PG - 435--436 VI - 6 IP - 4 4099 - http://www.jabfm.org/content/6/4/435.2.short 4100 - http://www.jabfm.org/content/6/4/435.2.full SO - J Am Board Fam Med1993 Jul 01; 6