RT Journal Article SR Electronic T1 A 56-year-old with diarrhea and weakness JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 671 OP 676 DO 10.3949/ccjm.82a.14124 VO 82 IS 10 A1 Marshall Edward McCabe IV A1 Areeba Y. Kara YR 2015 UL http://www.ccjm.org/content/82/10/671.abstract AB