Slisatkorn, W., Sriyoscharti, S. , Laksanabunsong, .P. , Subtaweesin, T. , Thongcharoen, P., Pronratanarangsi, S. , Phankingthongkum, R. , Tresukosol, D. , Panchavinnin, P. and Chothinaiwattarakul, C. 2003. Early Postoperative Coronary Angiography Result in Off-pump Coronary Artery Bypass (OPCAB) Patients. Siriraj Medical Journal. 54, 2 (Feb. 2003), 73–77.