About the Authors

Ying Jiang

Contributed equally to this work with: Ying Jiang, Ying Zhang

Affiliations Department of Geriatric Endocrinology, PLA General Hospital, Beijing, China, Hainan Branch Nursing Department, PLA General Hospital, Sanya, China

Ying Zhang

Contributed equally to this work with: Ying Jiang, Ying Zhang

Affiliation Department of Geriatric Nephrology, PLA General Hospital, Beijing, China

Mengmeng Jin

Affiliations Department of Geriatric Endocrinology, PLA General Hospital, Beijing, China, Hainan Branch Health care Department, PLA General Hospital, Sanya, China

Zhaoyan Gu

Affiliation Hainan Branch Health care Department, PLA General Hospital, Sanya, China

Yu Pei

baby.toe@163.com (YP); mengping303@163.com (PM)

‡ These authors contributed equally to this work.

Affiliations Endocrinology Department, PLA General Hospital, Beijing, China, Hainan Branch Endocrinology Department, PLA General Hospital, Sanya, China

Ping Meng

baby.toe@163.com (YP); mengping303@163.com (PM)

‡ These authors contributed equally to this work.

Affiliation Health care Department, PLA General Hospital, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YJ YZ YP PM. Performed the experiments: YJ YZ YP. Analyzed the data: YJ YZ MMJ ZYG. Contributed reagents/materials/analysis tools: YJ YZ ZYG. Wrote the paper: YJ. Conception of the manuscript: YJ YZ YP PM. Critical revisions: YP PM.