TY - JOUR T1 - A do-it-yourself stereophonic stethoscope JF - Canadian Medical Association Journal JO - CMAJ SP - 1549 LP - 1549 DO - 10.1503/cmaj.071552 VL - 177 IS - 12 AU - William Hogg MD Y1 - 2007/12/04 UR - http://www.cmaj.ca/content/177/12/1549.abstract ER -