[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 Vaccine Janssen (Ad26.COV2-S)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 Vaccine Janssen (Ad26.COV2-S)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "1;day1;55 - 64 years old", "treatment_id": 24, "treatment_name": "Ad26.cov2.s", "treatment_type": "Non replicating viral vector", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "1;day1;At least 65 years old", "treatment_id": 24, "treatment_name": "Ad26.cov2.s", "treatment_type": "Non replicating viral vector", "pharmacological_treatment": "Vaccine"}]