PT - JOURNAL ARTICLE AU - Akkinepally, Sudha AU - Poreddy, Vijayarama AU - Moreno, Alejandro TI - Black esophagus AID - 10.3949/ccjm.76a.08102 DP - 2009 Jul 01 TA - Cleveland Clinic Journal of Medicine PG - 400--400 VI - 76 IP - 7 4099 - http://www.ccjm.org/content/76/7/400.short 4100 - http://www.ccjm.org/content/76/7/400.full SO - Cleve Clin J Med2009 Jul 01; 76