CJCP     2021 23 (5):  471-474    ISSN: 1008-8830  CN: 43-1301/R Value of chitinase-like protein YKL-40 in bronchoalveolar lavage fluid for predicting refractory Mycoplasma pneumoniae pneumonia in children HUANG Li-Lin, HUANG Dong-Ping, LU Ling-Long, LI Jing, PENG Shu-Mei Department of Pediatrics, Guangdong Women and Children's Hospital, Guangzhou 510010, China Received: 2020-12-16  Revised: 2021-03-26  Online: null Supporting info