More particularly, the invention is directed to {HEAD ~ an implantable delivery system} for {TAIL ~ the prolonged delivery} of an active agent to a fluid environment in a natural or artificial body cavity 
for
More particularly , the invention is directed to { HEAD ~ an implantable delivery system } for { TAIL ~ the prolonged delivery } of an active agent to a fluid environment in a natural or artificial body cavity
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH