[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Recombinant new coronavirus vaccine (CHO cell) group;Tetravalent influenza virus lysis vaccine", "treatment_type": "Biological;Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Recombinant new coronavirus vaccine (CHO cell) group;Tetravalent influenza virus lysis vaccine", "treatment_type": "Biological;Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "3;IM;days0-30-60;flu+cho cells vaccine on day 0", "treatment_id": 2038, "treatment_name": "Flu vaccine+recombinant sars-cov-2 vaccine (cho cell)", "treatment_type": "Non covid vaccine+protein subunit", "pharmacological_treatment": "Non covid vaccine+vaccine"}, {"arm_notes": "3;IM;days0-30-60;flu vaccine on day 44", "treatment_id": 2038, "treatment_name": "Flu vaccine+recombinant sars-cov-2 vaccine (cho cell)", "treatment_type": "Non covid vaccine+protein subunit", "pharmacological_treatment": "Non covid vaccine+vaccine"}]