title: Potential confounder of NEC clinical trials.
authors.forename: J R
authors.initials: JR
authors.lastname: Swanson
authors.forename: J T
authors.initials: JT
authors.lastname: Attridge
authors.forename: P V
authors.initials: PV
authors.lastname: Gordon
mesh_terms: D004750:Enteral Nutrition; D020345:Enterocolitis, Necrotizing / Q000150:complications* / Q000503:physiopathology / Q000601:surgery; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases; D007416:Intestinal Perforation / Q000150:complications* / Q000175:diagnosis* / Q000601:surgery; D011027:Pneumoperitoneum / Q000209:etiology*; D011446:Prospective Studies