PT - JOURNAL ARTICLE ED - , TI - Ottawa team first to use laser to clear coronary artery [correction] DP - 1988 Apr 15 TA - Canadian Medical Association Journal PG - 684a--684 VI - 138 IP - 8 4099 - http://www.cmaj.ca/content/138/8/684a.short 4100 - http://www.cmaj.ca/content/138/8/684a.full SO - CMAJ1988 Apr 15; 138