Section I of {TAIL ~ the specification} describes HPLC processes for purification of endogenous amplifier materials derived from {HEAD ~ human leukocyte dialysates} 
Section I of { TAIL ~ the specification } describes HPLC processes for purification of endogenous amplifier materials derived from { HEAD ~ human leukocyte dialysates }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD