It is a further object of the invention to provide an assay vehicle suitable for {HEAD ~ use} in {TAIL ~ an animal litter} or bedding 
in
It is a further object of the invention to provide an assay vehicle suitable for { HEAD ~ use } in { TAIL ~ an animal litter } or bedding
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH