title: Author's Reply.
authors.affiliation: New England Eye Center at Tufts Medical Center, Boston, MA 02111, USA.
authors.forename: David A
authors.initials: DA
authors.lastname: Salz
authors.affiliation: New England Eye Center at Tufts Medical Center, Boston, MA 02111, USA.
authors.forename: Andre J
authors.initials: AJ
authors.lastname: Witkin
mesh_terms: D003930:Diabetic Retinopathy / Q000175:diagnosis*; D003941:Diagnostic Techniques, Ophthalmological; D006801:Humans