TY - RPRT TI - A randomized controlled trial in a training institution comparing a pediatric variable stiffness colonoscope, a pediatric colonoscope, and an adult colonoscope. AU - Douglas A Shumaker AU - Atif Zaman AU - Ronald M Katon PY - 2002 DO - 10.1067/mge.2002.121189 UR - https://pubmed.ncbi.nlm.nih.gov/11818918/ ID - 11818918 ER -