About the Authors

Na Guo

Roles Writing – original draft

Affiliation The Fist Clinical Medical College of Lanzhou University, Lanzhou, Gansu Province, China

Lu Zhang

Roles Conceptualization

Affiliation The Fist Clinical Medical College of Lanzhou University, Lanzhou, Gansu Province, China

Nannan He

Roles Methodology

Affiliation The Fist Clinical Medical College of Lanzhou University, Lanzhou, Gansu Province, China

Hong Guo

Roles Data curation

Affiliation Department of Intensive Care Unit, The First Hospital of Lanzhou University, Lan Zhou, Gansu Province, China

Jian Liu

Roles Writing – review & editing

medecinliu@sina.com

Affiliations The Fist Clinical Medical College of Lanzhou University, Lanzhou, Gansu Province, China, Department of Intensive Care Unit, Gansu Provincial Maternity and Child Health Hospital/Gansu Provincial General Hospital, Lan Zhou, Gansu Province, China

Competing Interests

The authors have declared that no competing interests exist.