TY - JOUR T1 - Enhanced weekend service: an affordable means to increased hospital procedure volume JF - Canadian Medical Association Journal JO - CMAJ SP - 503 LP - 504 DO - 10.1503/cmaj.1041063 VL - 172 IS - 4 AU - Chaim M. Bell AU - Donald A. Redelmeier Y1 - 2005/02/15 UR - http://www.cmaj.ca/content/172/4/503.abstract ER -