A processor performs {HEAD ~ a BLER estimate calculation} based on {TAIL ~ the data block count} and erroneous data block count 
based on
A processor performs { HEAD ~ a BLER estimate calculation } based on { TAIL ~ the data block count } and erroneous data block count
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH