CJCP     2019 21 (12):  1153-1158    ISSN: 1008-8830  CN: 43-1301/R Dynamic observation of pulmonary function by plethysmography in preterm infants with bronchopulmonary dysplasia ZHANG Jing, ZHANG Ling-Ping, KANG Lan, LEI Xiao-Ping, DONG Wen-Bin Department of Neonatology, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan 646000, China Received: 2019-07-31  Revised: 2019-10-17  Online: null Supporting info