Safety and Efficacy of Umbilical Cord Mesenchymal Stem Cell Exosomes in Treating Chronic Cough After COVID-19

Condition:   Long COVID-19 Syndrome Intervention:   Biological: MSC-derived exosomes Sponsors:   Huazhong University of Science and Technology;   REGEN-αGEEK (SHENZHEN) MEDICAL TECHNOLOGY CO., LTD. Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials