About the Authors

Lanxiang Pu

Roles Conceptualization, Data curation, Investigation, Resources, Writing – original draft

☯ Lanxiang Pu and Yuhong Li contributed equally to this work

Affiliation Department of Pharmacy, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Yuhong Li

Roles Conceptualization, Data curation, Investigation, Resources, Writing – original draft

☯ Lanxiang Pu and Yuhong Li contributed equally to this work

Affiliation Neonatal Intensive Care Units, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Yongchao Tan

Roles Data curation, Formal analysis

Affiliation Neonatal Intensive Care Units, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Ming Zhao

Roles Data curation, Formal analysis

Affiliation Neonatal Intensive Care Units, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Meng Xue

Roles Visualization

Affiliation Neonatal Intensive Care Units, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Ning Jiang

Roles Conceptualization, Supervision, Writing – review & editing

chenzhaowen567@126.com

‡ Ning Jiang, Lei Huang and Zhaowen Chen also contributed equally to this work.

Affiliation Pediatrics department, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Lei Huang

Roles Conceptualization, Supervision, Writing – review & editing

chenzhaowen567@126.com

‡ Ning Jiang, Lei Huang and Zhaowen Chen also contributed equally to this work.

Affiliation Neonatal Intensive Care Units, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Zhaowen Chen

Roles Conceptualization, Supervision, Writing – review & editing

chenzhaowen567@126.com

‡ Ning Jiang, Lei Huang and Zhaowen Chen also contributed equally to this work.

Affiliation Department of Gynaecology and Obstetrics, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, China

Competing Interests

The authors have declared that no competing interests exist.