[{"arm_notes": "", "treatment_id": null, "treatment_name": "TODO Treatment - DrugsIntervention group: In this group, umbilical cord Wharton\u2019s jelly mesenchymal stem cells are infused at an initial dose of 0.5-2 milion/ kg. This process is performed on the first, third and sixth days. This intervention is done along with other standard treatments for this type of patients, varying in severity of COVID-19 Infectious, and in accordance with national and international guidelines.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "TODO PlaceboControl group: This group, like the intervention group, will receive all standard medication according to national and international guidelines, depending on the severity of COVID-19. But on the first, third and sixth day, placebo (normal saline) is infused.", "treatment_type": "TODO", "pharmacological_treatment": "Placebo"}]

[{"arm_notes": "", "treatment_id": 1335, "treatment_name": "Umbilical cord wharton\u2019s jelly derived mesenchymal stem cells", "treatment_type": "Advanced therapy medicinal products (atmp)", "pharmacological_treatment": "Biological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]