title: Erratum to: Role of oxidative stress in epigenetic modification of MMP-9 promoter in the development of diabetic retinopathy.
authors.affiliation: Kresge Eye Institute, Wayne State University, Detroit, MI, 48201, USA. rkowluru@med.wayne.edu.
authors.forename: Renu A
authors.initials: RA
authors.lastname: Kowluru
authors.affiliation: Kresge Eye Institute, Wayne State University, Detroit, MI, 48201, USA.
authors.forename: Yang
authors.initials: Y
authors.lastname: Shan