{HEAD ~ The invention} is directed generally to an ophthalmological process, and more specifically to {TAIL ~ a process} to improve, maintain, or reduce loss of visual acuity in a patient having or at risk for developing macular degeneration 
is directed specifically to
{ HEAD ~ The invention } is directed generally to an ophthalmological process , and more specifically to { TAIL ~ a process } to improve , maintain , or reduce loss of visual acuity in a patient having or at risk for developing macular degeneration
HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH