[{"arm_notes": "", "treatment_id": null, "treatment_name": "hDPSCs group:Routine treatment + Intravenous injection of human dental pulp stem cells;Control group:Routine treatment + Placebo;", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "hDPSCs group:Routine treatment + Intravenous injection of human dental pulp stem cells", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "Control group:Routine treatment + Placebo;", "treatment_type": "Placebo", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 594, "treatment_name": "Human dental pulp 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"}]