1. Development of a rapid and simple LC-MS/MS method for identification and quality control of natural Calculus bovis and Calculus bovis sativus. Issue 18 (21st September 2015) Authors: Feng, Chengyang; Li, Xiping; Zhang, Chengliang; He, Guangzhao; Xu, Yanjiao; Li, Wei; Yu, Zaoqin; Cai, Hongjiao; Liu, Dong Journal: Analytical methods Issue: Volume 7:Issue 18(2015) Page Start: 7606 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗