Assertion: toluene's effect | /r/HasProperty | investigated in many studies
Facets:
value: by different application routes
type: OTHER
Source sentences:
text: Because the effects of toluene on animals have been investigated in so many studies by different application routes, the reader is referred to the available reviews of this subject (DGMK 1985, Jelnes 1991, NRC 1981, NIOSH 1973).