ChiCTR1900025689 ЯзыкНеопределенныйDiagnosis: GvHDSCT types: alloStatus: recruitingTrial ID link: http://www.chictr.org.cn/showprojen.aspx?proj=42340Ages: 1 to 14Trial address: General Hospital of PLA, Beijing, China 5 Nanmencang, Dongcheng District, Beijing, ChinaChina , Data type: Cord Tissue