Once {TAIL ~ overexpression} is detected, the overexpression of erbB 3 can be correlated to {HEAD ~ a tumor} 
Once
Once { TAIL ~ overexpression } is detected , the overexpression of erbB 3 can be correlated to { HEAD ~ a tumor }
REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD