Assertion: ozone's effect | /r/HasProperty | maximal
Facets:
value: at 12 hours
type: TEMPORAL
Source sentences:
text: After a single ozone inhalation, reinfused labeled neutrophils appear in lung tissue and bronchoalveolar lavage fluid, and this effect is maximal at 12 hours and returns to baseline by 24 hours after ozone inhalation (Hyde et al., 1992).