[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-CoV-2 Vaccine, Inactivated (Vero Cell)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-CoV-2 Vaccine, Inactivated (Vero Cell)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-CoV-2 Vaccine, Inactivated (Vero Cell)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-CoV-2 Vaccine, Inactivated (Vero Cell)", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "the third does was given 3, 4, 5 or 6 months after two doses", "treatment_id": 1923, "treatment_name": "Inactivated sars-cov-2 vaccine (vero cell)", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}]