[1] Univ Hosp Cleveland Med Ctr, Div Infect Dis & HIV Med, Cleveland, OH USA
[2] Case Western Reserve Univ, Univ Hosp Eye Inst, Sch Med, Cleveland, OH USA
[3] Case Western Reserve Univ, Dept Ophthalmol & Visual Sci, Sch Med, Cleveland, OH USA
[4] Assiut Univ, Assiut Med Sch, Dept Ophthalmol, Assiut, Egypt
[5] Case Western Reserve Univ, Univ Hosp Eye Inst, Sch Med, 11100 Euclid Ave, Cleveland, OH 44106 USA
[6] Case Western Reserve Univ, Dept Ophthalmol & Visual Sci, Sch Med, 11100 Euclid Ave, Cleveland, OH 44106 USA