ChiCTR2000030138 JęzykNiezdefiniowanyDiagnosis: COVID-19Lung DiseaseSCT types: alloStatus: not yet openTrial ID link: http://www.chictr.org.cn/showproj.aspx?proj=50004Ages: 16 to 75Trial address: Chinese PLA General Hospital, Beijing, China E Diaoyutai Rd, Haidian District, Beijing, ChinaChina , Data type: Cord Tissue