1. Key Laboratory of
Sensor Analysis of Tumor Marker of Education Ministry, Shandong Provincial
Key Laboratory of Biochemical Analysis, College of Chemistry and Molecular
Engineering, Qingdao University of Science and Technology, 53 Zhengzhou
Road, Qingdao 266042, P. R. China
2. Huangdao Entry-Exit Inspection and Quarantine Bureau, Qingdao 266555, P. R. China