[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Vaccinated with polio vaccine (IPV)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "1", "treatment_id": 1007, "treatment_name": "Polio vaccine", "treatment_type": "Non covid vaccine", "pharmacological_treatment": "Non covid vaccine"}]