[{"arm_notes": "nan", "treatment_id": 494, "treatment_name": "Covend24", "treatment_type": "Advanced therapy medicinal products (atmp)", "pharmacological_treatment": "Biological treatment"}, {"arm_notes": "nan", "treatment_id": 494, "treatment_name": "Covend24", "treatment_type": "Advanced therapy medicinal products (atmp)", "pharmacological_treatment": "Biological treatment"}]

[{"arm_notes": "10^9 exosome particules", "treatment_id": 494, "treatment_name": "Covend24", "treatment_type": "Advanced therapy medicinal products (atmp)", "pharmacological_treatment": "Biological treatment"}, {"arm_notes": "10^10 exosome particules", "treatment_id": 494, "treatment_name": "Covend24", "treatment_type": "Advanced therapy medicinal products (atmp)", "pharmacological_treatment": "Biological treatment"}]