1Interpretations and recommendations on evidence-based practices report of the National Professional Development Center on ASD (NPDC) in 2020WANG He-peng, CHEN Yan-ni, YAN Ying-yuGUIDELINES UNDERSTANDING161-1692Paying attention to the reasonable choice of treatment mode for respiratory diseases in childrenZHENG Bao-ying, CAO LingEDITORIAL170-1733Home mechanical ventilation therapy for childrenWU Jin-zhun, SHEN TongSYMPOSIUM174-1784Management of airway mucus hypersecretion in childrenYAO Hui-sheng, HAN Xiao-huaSYMPOSIUM178-1845Treatment for airway humidification in childrenQIN QiangSYMPOSIUM184-1886Physiological basis of treatment for respiratory diseases in childrenCHANG LiSYMPOSIUM188-1907Aerosol inhalation techniques and precautions for childrenZHANG Xiu-xiu, QU Shu-qiangSYMPOSIUM190-1938Oxygen therapy for respiratory diseases in childrenHAN Yu-ling, CHENG LuSYMPOSIUM193-1999Rational application of pulmonary rehabilitation therapy in childrenCHANG Jie, HAN Zhi-yingSYMPOSIUM199-201,22610Shallow talk Mycoplasma pneumoniae bronchiolitisZHAO Shun-ying, LU QuanEXPERT FORUM202-20411Predictive value of noninvasive hemodynamic monitoring for fluid therapy responsiveness in children with septic shockFAN Jiang-hua, KANG Xia-yan, ZHANG Xin-pingORIGINAL CONTRIBUTION205-21012Analysis of etiology and hospitalization outcomes of pulmonary hypertension in single-center childrenWANG Dan, XIAO Yun-bin, XIAO Zheng-huiORIGINAL CONTRIBUTION211-21513A questionnaire survey on current situation of pulmonary function testing and determination of fractional exhaled nitric oxide in childrenFENG Yong, SHANG Yun-xiao, CHEN RongORIGINAL CONTRIBUTION216-222