The latter is of {TAIL ~ importance} especially with regard to the treatment of swelling in {HEAD ~ the region} of the ankle 
The latter is of { TAIL ~ importance } especially with regard to the treatment of swelling in { HEAD ~ the region } of the ankle
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH