Keywords Dementia,Vascular/Traditional Chinese drug therapy;Thromboxane A_2/Blood;Prostaglandins I/Blood;Endothelins/Blood;Homocysteine/Blood;Controlled Clinical Trials/statistics and Numberical data;

• 痴呆;血管性/中药疗法;血栓烷A_2/血液;前列腺素I/血液;内皮素类/血液;高半胱氨酸/血液;对照临床实验/统计学和数值数据;软脉灵口服液;