[{"arm_notes": "", "treatment_id": null, "treatment_name": "Because the booster effect of the third vaccination was observed; the research plan was changed to a total of 15 blood samples; including 6 after the third vaccination. The period is 1 year and 6 months.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 1911, "treatment_name": "Covid-19 vaccine", "treatment_type": "Other covid vaccine", "pharmacological_treatment": "Vaccine"}]

[{"arm_notes": "", "treatment_id": null, "treatment_name": "To collect blood for research purposes once before vaccination and 9 times after vaccination. The period is one year from before and after vaccination.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "Doses not reported", "treatment_id": 1923, "treatment_name": "Inactivated sars-cov-2 vaccine (vero cell)", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}]