TI - COllagenous colitis in a child PT - JOUR DP - 1989 TA - American Journal of Diseases of Children pages = {998-000}, VI - 143 IP - 9 AID - 10.1001/archpedi.1989.02150210014006 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1989.02150210014006 SO - American Journal of Diseases of Children September 1, 1989 143(9):998