1. Central laboratory, Hangzhou First People’s Hospital, Zhejiang University School of Medicine, Hangzhou, PR China;
2. Department of laboratory medicine, Shaoxing People’s Hospital, Shaoxing Hospital of Zhejiang University School of Medicine, Shaoxing, PR China;
3. Department of Otorhinolaryngology, Hangzhou First People’s Hospital, Zhejiang University School of Medicine, Hangzhou, PR China