This expansion allows easy visualization of {HEAD ~ color changes} associated with {TAIL ~ colorimetric assays}, particularly when the vehicle is distributed as particles within animal litters 
This expansion allows easy visualization of { HEAD ~ color changes } associated with { TAIL ~ colorimetric assays } , particularly when the vehicle is distributed as particles within animal litters
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH