title: Standardized nomenclature needed for epidemiologic accuracy.
authors.affiliation: Division of Neonatology, Department of Pediatrics, University of Washington, Seattle, Washington.
authors.forename: Shilpi
authors.initials: S
authors.lastname: Chabra
mesh_terms: D005260:Female; D006801:Humans; D007235:Infant, Premature, Diseases / Q000453:epidemiology*; D008297:Male; D011247:Pregnancy; D047928:Premature Birth / Q000453:epidemiology*; D012042:Registries; D018570:Risk Assessment / Q000379:methods*