TY - RPRT TI - Does colonoscopy cause increased ulcerative colitis symptoms? AU - Stacy Menees AU - Peter Higgins AU - Sheryl Korsnes AU - Grace Elta PY - 2007 DO - 10.1002/ibd.20049 UR - https://pubmed.ncbi.nlm.nih.gov/17206634/ ID - 17206634 ER -