About the Authors

Guanlin Zheng

Roles Funding acquisition, Investigation, Writing – original draft

Affiliations Postdoctoral Research Workstation, The Affiliated Taian City Central Hospital of Qingdao University, Taian city, Shandong Province, P.R. China, Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Banban Li

Roles Investigation

Affiliation Postdoctoral Research Workstation, The Affiliated Taian City Central Hospital of Qingdao University, Taian city, Shandong Province, P.R. China

Maochuan Zheng

Roles Investigation

Affiliation Department of Critical Care Medicine, The Second Affiliated Hospital of Shandong First Medical University, Taian city, Shandong Province, P.R. ‌‌‌China‌‌

Xiuli Tian

Roles Investigation

Affiliation Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Zhiyong Li

Roles Investigation, Writing – original draft

Affiliation Department of Pathology, Faculty of Medical Imaging, Naval Medical University, Shanghai, P.R. China

Hongwei Shi

Roles Investigation

Affiliation Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Xiaoxiao Xu

Roles Investigation

Affiliation Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Li Fan

Roles Investigation

Affiliation Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Yajun Hu

Roles Conceptualization, Methodology

21211010015@m.fudan.edu.cn (YH); tawxjly@126.com (LJ)

Affiliation Department of Pathology, Faculty of Medical Imaging, Naval Medical University, Shanghai, P.R. China

Liyan Jing

Roles Conceptualization, Methodology, Project administration, Supervision

21211010015@m.fudan.edu.cn (YH); tawxjly@126.com (LJ)

Affiliation Department of Midwifery, Taishan Vocational College of Nursing, Taian city, Shandong Province, P.R. China

Competing Interests

No authors have competing interests.