NCT04252118 JazykNedefinovánoDiagnosis: COVID-19Lung DiseaseSCT types: alloStatus: recruitingTrial ID link: https://clinicaltrials.gov/ct2/show/NCT04252118Ages: 18 to 70Trial address: Beijing 302 Military Hospital of China Shuiyagou Rd, Fengtai District, Beijing, ChinaКитай , Data type: Cord Tissue