RT Journal Article SR Electronic T1 Can hockey playoffs harm your hearing? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1541 OP 1542 DO 10.1503/cmaj.060789 VO 175 IS 12 A1 William E. Hodgetts A1 Richard Liu YR 2006 UL http://www.cmaj.ca/content/175/12/1541.abstract