Assertion: antibiotic | /r/HasProperty | introduced
Facets:
Source sentences:
text: But soon after antibiotics were introduced, it became obvious that withholding antibiotic treatment from a control group was unethical, as it exposed them to a high risk of disease and death.
text: But soon after antibiotics were introduced, it became obvious that withholding antibiotic treatment from a control group was unethical, as it exposed them to a high risk of disease and death.
text: Before antibiotics were introduced, 9 out of 10 children with bacterial meningitis died from the illness.