TY - RPRT TI - Ulcerative jejunitis in refractory celiac disease: enteroscopic visualization. AU - J A Green AU - J S Barkin AU - P A Gregg AU - K Kohen DO - 10.1016/s0016-5107(93)70182-0 UR - https://pubmed.ncbi.nlm.nih.gov/8365618/ ID - 8365618 ER -