[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 mRNA Vaccine (nucleoside modified)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "COVID-19 mRNA Vaccine (nucleoside modified);Quadrivalent Inactivated Influenza High Dose", "treatment_type": "Biological;Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Quadrivalent Inactivated Influenza High Dose", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "1; Previously Vaccinated With a 2-dose Schedule of Moderna COVID-19 Vaccine", "treatment_id": 1804, "treatment_name": "Flu vaccine+mrna-1273", "treatment_type": "Non covid vaccine+rna based vaccine", "pharmacological_treatment": "Non covid vaccine+vaccine"}, {"arm_notes": "1; Previously Vaccinated With a 2-dose Schedule of Moderna COVID-19 Vaccine", "treatment_id": 521, "treatment_name": "Flu vaccine", "treatment_type": "Non covid vaccine", "pharmacological_treatment": "Non covid vaccine"}, {"arm_notes": "1; Previously Vaccinated With a 2-dose Schedule of Moderna COVID-19 Vaccine", "treatment_id": 824, "treatment_name": "Mrna-1273", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}]

[{"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;Quadrivalent influenza vaccine, high-dose", "treatment_type": "Biological;Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Quadrivalent influenza vaccine, high-dose", "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;QIV D Vaccine 2021-2022 formulation", "treatment_type": "Biological;Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "QIV D Vaccine 2021-2022 formulation", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]