Lundgren P, Klevebro S, Brodin P, Smith L, Hallberg B, Hellström A. Leucocytosis is associated with retinopathy of prematurity in extremely preterm infants. Acta Paediatr. 2019;108(7):1357–1358. See also: Pediatric Ophthalmology, July 2019, All, 2019 Last updated on 03/06/2023