Early Isolated Gastrointestinal Amyloidosis Discovered on Routine Screening Colonoscopy.Published in:ACG Case Reports Journal, 2022, v. 9, n. 11, p. 1, doi. 10.14309/crj.0000000000000902By:Protopapadakis, Yianni;Hawley, Grace;Gumber, SubhashPublication type:Article