Kong, Xianming Microfluidic Diatomite Analytical Devices for Illicit Drug Sensing with ppb-Level Sensitivity. [electronic resource] - Sensors and actuators. B, Chemical Apr 2018 - 587-595 p. digital Publication Type: Journal Article ISSN: 0925-4005 Standard No.: 10.1016/j.snb.2017.12.038 doi