The method 1, wherein the data is acquired from multiple leads and wherein the quantitative indicator is a composite average of {HEAD ~ coefficients} calculated from {TAIL ~ the multiple leads} 
calculated from
The method 1 , wherein the data is acquired from multiple leads and wherein the quantitative indicator is a composite average of { HEAD ~ coefficients } calculated from { TAIL ~ the multiple leads }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL