ulcerative colitis
METHODS: Thirteen patients with ulcerative       colitis and four patients with Crohn's disease received continuous intravenous       heparin, aiming at a partial thromboplastin time of about 60 s for 2 wk.
METHODS: Thirteen  @OBJECT$   @PREDICAT$   @SUBJECT$  and four patients with Crohn's disease received continuous intravenous       heparin, aiming at a partial thromboplastin time of about 60 s for 2 wk.