TY - JOUR T1 - Determining optimal catheterization rates JF - Canadian Medical Association Journal JO - CMAJ SP - 349 LP - 349-a DO - 10.1503/cmaj.1050183 VL - 174 IS - 3 AU - Milorad Letic Y1 - 2006/01/31 UR - http://www.cmaj.ca/content/174/3/349.2.abstract N2 - ER -