[{"arm_notes": "nan", "treatment_id": 1931, "treatment_name": "Bacillus subtilis", "treatment_type": "Bacterial antigen-spore expression vector", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "nan", "treatment_id": 1931, "treatment_name": "Bacillus subtilis", "treatment_type": "Bacterial antigen-spore expression vector", "pharmacological_treatment": "Vaccine"}]

[{"arm_notes": "1\u00d710^10 CFU; 3; Day 0-14-28; PO", "treatment_id": 1931, "treatment_name": "Bacillus subtilis", "treatment_type": "Bacterial antigen-spore expression vector", "pharmacological_treatment": "Vaccine"}, {"arm_notes": "1\u00d710^10 CFU; 1; Day 0; PO; after 4-month vaccinated with Sinovac", "treatment_id": 1931, "treatment_name": "Bacillus subtilis", "treatment_type": "Bacterial antigen-spore expression vector", "pharmacological_treatment": "Vaccine"}]