Assertion: generation | /r/CapableOf | start to 7.8 ±
Facets:
value: excluding weekends
type: TEMPORAL
value: prior to conception
type: TEMPORAL
Source sentences:
text: Three generations of mice were exposed, starting prior to conception, to 7.8 ± 1.2 ppm diethylhydroxylamine and 11.5 ± 2.9 ppm nitroethane for 8.25 ± 2.25 h/day, excluding weekends.