RT Journal Article SR Electronic T1 A man with progressive dysphagia JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 443 OP 449 DO 10.3949/ccjm.84a.16055 VO 84 IS 6 A1 Kichler, Adam Jacob A1 Gabbard, Scott YR 2017 UL http://www.ccjm.org/content/84/6/443.abstract AB