[{"arm_notes": "nan", "treatment_id": 463, "treatment_name": "Enoxaparin", "treatment_type": "Coagulation modifiers", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Heparin sodium;Enoxaparin", "treatment_type": "Drug;Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "", "treatment_id": 463, "treatment_name": "Enoxaparin", "treatment_type": "Coagulation modifiers", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 1727, "treatment_name": "Enoxaparin+unfractioned heparin", "treatment_type": "Coagulation modifiers", "pharmacological_treatment": "Pharmacological treatment"}]