This observation is in conflict with {TAIL ~ the prior art} that taught that an increase in {HEAD ~ total TFA} caused MFD 
This observation is in conflict with { TAIL ~ the prior art } that taught that an increase in { HEAD ~ total TFA } caused MFD
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH