PT - JOURNAL ARTICLE AU - Pepper, J R TI - Risk assessment in coronary artery surgery AID - 10.1136/heart.89.1.1 DP - 2003 Jan 01 TA - Heart PG - 1--2 VI - 89 IP - 1 4099 - http://heart.bmj.com/content/89/1/1.short 4100 - http://heart.bmj.com/content/89/1/1.full SO - Heart2003 Jan 01; 89