[{"arm_notes": "nan", "treatment_id": 455, "treatment_name": "Electric pad for human external pain therapy", "treatment_type": "Medical device", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]

[{"arm_notes": "", "treatment_id": 455, "treatment_name": "Electric pad for human external pain therapy", "treatment_type": "Medical device", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]