Development and validation of a sensitive and high throughput UPLC–MS/MS method for determination of paraquat and diquat in human plasma and urine: application to poisoning cases at emergency departments of hospitals

Zhengsheng Mao, Youjia Yu, Hao Sun, Weirang Xie, Hongmei Zhao, Qiaoyan Jiang, Yang Sun, Yue Cao, Feng Chen