{TAIL ~ Such cannulas} are preferred for use in the treatment of {HEAD ~ acute CNS disorders}, as described herein 
{ TAIL ~ Such cannulas } are preferred for use in the treatment of { HEAD ~ acute CNS disorders } , as described herein
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH