TY - JOUR T1 - Infective endocarditis and perivalvular abscess: a dangerous duo JF - Canadian Medical Association Journal JO - CMAJ SP - 38 LP - 39 VL - 167 IS - 1 AU - Stephen D. Shafran Y1 - 2002/07/09 UR - http://www.cmaj.ca/content/167/1/38.abstract ER -