PT - JOURNAL ARTICLE AU - A. M. Todkill AU - J. Hoey TI - Entering "The Left Atrium" DP - 1999 Jan 12 TA - Canadian Medical Association Journal PG - 67--68 VI - 160 IP - 1 4099 - http://www.cmaj.ca/content/160/1/67.short 4100 - http://www.cmaj.ca/content/160/1/67.full SO - CMAJ1999 Jan 12; 160