TY - JOUR T1 - Prescribing patterns drive up health care costs JF - Canadian Medical Association Journal JO - CMAJ SP - 1487 LP - 1487 DO - 10.1503/cmaj.071620 VL - 177 IS - 12 AU - Elizabeth Howell Y1 - 2007/12/04 UR - http://www.cmaj.ca/content/177/12/1487.abstract ER -