A typical curve of α as {HEAD ~ a function} of {TAIL ~ the BIS value} is depicted in FIG 4 
of
A typical curve of α as { HEAD ~ a function } of { TAIL ~ the BIS value } is depicted in FIG 4
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH