[{"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": 1911, "treatment_name": "Covid-19 vaccine", "treatment_type": "Other covid vaccine", "pharmacological_treatment": "Vaccine"}]