[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "anti-COVID19 mRNA-based vaccine (BNT162b2, Comirnaty\u00ae, commercialized by Pfizer)", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "2:Days0-21", "treatment_id": 222, "treatment_name": "Bnt162b2", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}]