PT - JOURNAL ARTICLE ED - , TI - Lecture notes on cardiology DP - 1968 Apr 01 TA - The Journal of the Royal College of General Practitioners PG - 306--307 VI - 15 IP - 4 4099 - http://bjgp.org/content/15/4/306.2.short 4100 - http://bjgp.org/content/15/4/306.2.full SO - J R Coll Gen Pract1968 Apr 01; 15