[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 mRNA vaccine", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 mRNA vaccine", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 mRNA vaccine and VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "VXCO-100", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "nan", "treatment_id": 339, "treatment_name": "Covid-19 mrna vaccine (nucleoside-modified)", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "nan", "treatment_id": 2750, "treatment_name": "Covid-19 mrna vaccine (nucleoside-modified)+vxco-100", "treatment_type": "Rna based vaccine+other covid vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Dose level 1 ", "treatment_id": 2734, "treatment_name": "Vxco-100", "treatment_type": "Other covid vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Dose level 2 ", "treatment_id": 2734, "treatment_name": "Vxco-100", "treatment_type": "Other covid vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Dose level 3", "treatment_id": 2734, "treatment_name": "Vxco-100", "treatment_type": "Other covid vaccine", "pharmacological_treatment": "Vaccine"}]