TY - JOUR T1 - Purple urine bag syndrome JF - Canadian Medical Association Journal JO - CMAJ SP - 491 LP - 491 DO - 10.1503/cmaj.071604 VL - 179 IS - 5 AU - Che-Kim Tan MD AU - Ya-Ping Wu, RT AU - Hsing-Ying Wu, RT AU - Chih-Cheng Lai MD Y1 - 2008/08/26 UR - http://www.cmaj.ca/content/179/5/491.abstract ER -