Seaton SE; Draper ES; Adams M; Kusuda S; Håkansson S; Helenius K; Reichman B; Lehtonen L; Bassler D; Lee SK, 2021, 'Variations in Neonatal Length of Stay of Babies Born Extremely Preterm: An International Comparison Between iNeo Networks', Journal of Pediatrics, vol. 233, pp. 26 - 32.e6, 10.1016/j.jpeds.2021.02.015