H. H. In

New scoring system using tumor markers in diagnosing patients with moderate pericardial effusions.

Y. H. Lee, K. Koh, Yonghee Lee, 1997, International journal of cardiology.

Interaction of intravenous heparin and organic nitrates in acute ischemic syndromes.

K. Koh, J. J. Kim, S. S. Kim, 1995, The American journal of cardiology.

Comparative study of efficacy and safety of low-dose diltiazem or betaxolol in combination with digoxin to control ventricular rate in chronic atrial fibrillation: randomized crossover study.

K. Koh, Sam Soo Kim, J. Song, 1995, International journal of cardiology.