Clinical Characteristics and Outcome of High-dose Methotrexate on Refractory Langerhans Cell Histiocytosis in Children 
XIE Yao,ZHAO Weihong,HUA Ying,SUN Qing,WU Penghui
Chinese General Practice . 2021, (2): 232 -237 .  DOI: 10.12114/j.issn.1007-9572.2020.00.629