[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Radiofrequency therapy with manual therapy", "treatment_type": "DEVICE", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Manual therapy.", "treatment_type": "Other", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Placebo without radiofrequency.", "treatment_type": "Device", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Radiofrequency therapy with manual therapy", "treatment_type": "Device", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "nan", "treatment_id": 990, "treatment_name": "Physiotherapy", "treatment_type": "Rehabilitation", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": 1056, "treatment_name": "Radiofrequency therapy", "treatment_type": "Medical device", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Placebo without radiofrequency.", "treatment_type": "Device", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": 1056, "treatment_name": "Radiofrequency therapy", "treatment_type": "Medical device", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "", "treatment_id": 1056, "treatment_name": "Radiofrequency therapy", "treatment_type": "Medical device", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]