[{"arm_notes": "New Type treatment : CX-024414", "treatment_id": null, "treatment_name": "CX-024414", "treatment_type": "", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "New Type treatment : COVID-19 Vaccine (ChAdOx1-S [recombinant])", "treatment_id": null, "treatment_name": "COVID-19 Vaccine (ChAdOx1-S [recombinant])", "treatment_type": "", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "New Type treatment : Tozinameran", "treatment_id": null, "treatment_name": "Tozinameran", "treatment_type": "", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "New Type treatment : COVID-19 mRNA vaccine (nucleoside-modified)", "treatment_id": null, "treatment_name": "COVID-19 mRNA vaccine (nucleoside-modified)", "treatment_type": "", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "Pregnant women;Dutch national vaccination program", "treatment_id": 222, "treatment_name": "Bnt162b2", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Pregnant women;Dutch national vaccination program", "treatment_id": 24, "treatment_name": "Ad26.cov2.s", "treatment_type": "Non replicating viral vector", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Pregnant women;Dutch national vaccination program", "treatment_id": 824, "treatment_name": "Mrna-1273", "treatment_type": "Rna based vaccine", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "Pregnant women;Dutch national vaccination program", "treatment_id": 161, "treatment_name": "Chadox1 ncov-19", "treatment_type": "Non replicating viral vector", "pharmacological_treatment": "Vaccine"}]