[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Inactivated SARS-Cov-2 vaccine immunization", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-Cov-2 mRNA vaccine immunization", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "1; prior two doses of inactivated SARS-CoV-2 vaccine (vero cell) ", "treatment_id": 1153, "treatment_name": "Sars-cov-2 mrna vaccine", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "1; prior two doses of inactivated SARS-CoV-2 vaccine (vero cell) ", "treatment_id": 1923, "treatment_name": "Inactivated sars-cov-2 vaccine (vero cell)", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}]