title: Extreme prematurity--the continuing dilemma.
authors.forename: Betty R
authors.initials: BR
authors.lastname: Vohr
authors.forename: Marilee
authors.initials: M
authors.lastname: Allen
mesh_terms: D003072:Cognition Disorders; D002658:Developmental Disabilities; D019988:Children with Disabilities; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007360:Intelligence; D009422:Nervous System Diseases; D012016:Reference Values