TY - RPRT TI - Ascorbic acid absorption in Crohn's disease. Studies using L-[carboxyl-14C]ascorbic acid. AU - S H Pettit AU - J L Shaffer AU - C W Johns AU - R J Bennett AU - M H Irving PY - 1989 DO - 10.1007/bf01536333 UR - https://pubmed.ncbi.nlm.nih.gov/2702887/ ID - 2702887 ER -