[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "SARS-Cov-2 neutralizing antibody titer", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}]

[{"arm_notes": "2;day0-21", "treatment_id": 1168, "treatment_name": "Sars-cov-2 vaccine (inactivated)", "treatment_type": "Inactivated virus", "pharmacological_treatment": "Vaccine"}]