[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Convalescent Plasma of patients with COVID-19", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Convalescent Plasma of patients with COVID-19", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "placebo (hartmann plus albumine)", "treatment_type": "Other", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "placebo (hartmann plus albumine)", "treatment_type": "Other", "pharmacological_treatment": "Placebo"}]

[{"arm_notes": "", "treatment_id": 322, "treatment_name": "Convalescent plasma", "treatment_type": "Convalescent plasma", "pharmacological_treatment": "Biological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]