title: Need for Refinement of International Retinopathy of Prematurity Guidelines and Classifications.
authors.affiliation: Department of Ophthalmology, Massachusetts Eye and Ear Infirmary and Harvard Medical School, Boston, MA, USA; Eye Research Center, Farabi Eye Hospital, Tehran University of Medical Sciences, Tehran, Iran.
authors.forename: Ramak
authors.initials: R
authors.lastname: Roohipoor
authors.affiliation: Department of Ophthalmology, Massachusetts Eye and Ear Infirmary and Harvard Medical School, Boston, MA, USA.
authors.forename: John I
authors.initials: JI
authors.lastname: Loewenstein