通心络胶囊与硝酸异山梨醇酯治疗冠心病心绞痛的疗效比较
통심락효낭여초산이산리순지치료관심병심교통적료효비교
A comparative study on efficacy of Tongxinluo capsules and isosorbide mononitrate in treatment of angina pectoris