About the Authors

Ruru Guo

Affiliation Department of Rheumatology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, P. R. China

Yanqing Zhou

Affiliation Department of Pediatrics, Central hospital of Jiading, Shanghai, P.R.China

Liangjing Lu

lu_liangjing@medmail.com.cn (LL); proclf@163.com (LC)

Affiliation Department of Rheumatology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, P. R. China

Lanfang Cao

lu_liangjing@medmail.com.cn (LL); proclf@163.com (LC)

Affiliation Department of Pediatrics, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, P. R. China

Junjia Cao

Affiliation Department of Pediatrics, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, P. R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LC LL. Data curation: RG YZ JC LC. Formal analysis: RG YZ LL. Funding acquisition: LL. Investigation: RG YZ JC LC. Methodology: RG YZ LC. Project administration: LL LC. Resources: LL LC. Software: RG. Supervision: RG LC LL. Validation: LC LL. Writing – original draft: RG. Writing – review & editing: RG LC LL.