[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Inactivated Covid-19 vaccine", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "PIKA COVID-19 vaccine", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "", "treatment_id": 643, "treatment_name": "Inactivated covid-19 vaccine", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "", "treatment_id": 2037, "treatment_name": "Pika covid-19 vaccine", "treatment_type": "Protein subunit", "pharmacological_treatment": "Vaccine"}]

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

[{"arm_notes": "nan", "treatment_id": 2037, "treatment_name": "Pika covid-19 vaccine", "treatment_type": "Protein subunit", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "nan", "treatment_id": 1923, "treatment_name": "Inactivated sars-cov-2 vaccine (vero cell)", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}]