1 Department of Clinical Laboratory, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Science, No. 1 Shuaifu Yuan, Dongcheng District, Beijing 100730, China.
2 Department of Clinical Laboratory, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Science, No. 1 Shuaifu Yuan, Dongcheng District, Beijing 100730, China. Electronic address: lingqiubj@163.com.
3 Department of Endocrinology, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Science, Beijing 100730, China. Electronic address: lianlanx@126.com.