Based on {HEAD ~ the relation} of {TAIL ~ the test spectrum} to the group of class labeled spectra, a determination may be made as to whether the patient will be responsive to the drug 
of
Based on { HEAD ~ the relation } of { TAIL ~ the test spectrum } to the group of class labeled spectra , a determination may be made as to whether the patient will be responsive to the drug
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH