[1] BOSTON CITY HOSP, DEPT MED, BOSTON, MA 02118 USA
[2] BOSTON CITY HOSP, THORNDIKE MEM LAB, BOSTON, MA USA
[3] BOSTON UNIV, SCH MED, DEPT OPHTHALMOL, BOSTON, MA USA
[4] BOSTON UNIV, SCH MED, ARTHRIT & CONNECT TISSUE DIS SECT, BOSTON, MA USA
[5] BOSTON CITY HOSP, DEPT OPHTHALMOL, BOSTON, MA USA