PT - JOURNAL ARTICLE AU - W O Myers TI - A standard from the classical period AID - 10.1136/heart.88.5.449 DP - 2002 Nov 01 TA - Heart PG - 449--450 VI - 88 IP - 5 4099 - http://heart.bmj.com/content/88/5/449.short 4100 - http://heart.bmj.com/content/88/5/449.full SO - Heart2002 Nov 01; 88