牛黄的现代研究(一):回顾与展望*

张程亮,向东,刘东

Modern Research of Calculus Bovis (First): Retrospect and Prospect

Chengliang ZHANG,Dong XIANG,Dong LIU

现代牛黄及其替代品研究论文量的变化趋势

Trends of literature variation of Calculus Bovis and its substitutes in modern times