Yu-Qing Wang, Chuang-Li Hao, Wu-Jun Jiang, Yan-Hong Lu, Hui-Quan Sun, Chun-Yan Gao, Min Wu, Department of Respiratory Medicine, Children’s Hospital of Soochow University, Suzhou 215000, Jiangsu Province, China
Author contributions: Wang YQ wrote the main manuscript text; Hao CL and Wang YQ designed the study and revised the manuscript; Jiang WJ and Lu YH carried out the initial analyses; Sun HQ did the bronchoscopy and microbiological detection; Gao CY and Wu M did the data collection. All authors read and approved the final manuscript.
Supported by the National Natural Science Foundation of China, No. 81573167; Science and Technology Project of Jiangsu, No. BE2017657; Livelihood Science and Technology Project of Suzhou, No. SYS201640.
Informed consent statement: This study was approved by the Ethics Committee of Children’s Hospital of Soochow University, and written informed consent was obtained from the parents of the patient.
Conflict-of-interest statement: The authors declare that they have no conflict of interest.
CARE Checklist (2016) statement: The authors have read the CARE Checklist (2016), and the manuscript was prepared and revised according to the CARE
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Corresponding author: Yu-Qing Wang, MD, Chief Doctor, Deputy Director, Department of Respiratory Medicine, Children’s Hospital of Soochow University, No. 303, Jingde Road , Suzhou 215000, Jiangsu Province, China. firstname.lastname@example.org
Telephone: +86-512-67788313 Fax: +86-512-67786316
Received: February 28, 2019
Peer-review started: March 4, 2019
First decision: May 31, 2019
Revised: June 23, 2019
Accepted: July 2, 2019
Article in press: July 2, 2019
Published online: August 6, 2019