[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "vv-ECMO + cytokine adsorption (Cytosorb adsorber)", "treatment_type": "Device", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "vv-ECMO only (no cytokine adsorption)", "treatment_type": "Device", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 1493, "treatment_name": "Cytokine adsorption+ecmo", "treatment_type": "Life support", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 440, "treatment_name": "Ecmo", "treatment_type": "Life support", "pharmacological_treatment": "Non pharmacological treatment"}]