School of Medicine;
Zhejiang University;
Hangzhou 310058;
Zhejiang;
China;
Department of Medical Teaching in Dingxi Campus;
Gansu University of Chinese Medicine;
Dingxi 743000;
Gansu;
China;
Department of Petroleum Chemical Engineering;
Lanzhou Petrochemical College of Vocational Technology;
Lanzhou 730060;
Gansu;
China;
Department of Medical Microbiology and Immunology;
Haiyuan School of Kunming Medical University;
Kunming 650106;
Yunnan;
China;
human leptospirosis; polymerase chain reaction; meta-analysis; sensitivity; specificity;