Berrington Janet Elizabeth, Stewart Christopher James, Embleton Nicholas David, Cummings Stephen Paul
Newcastle Neonatal Service, Newcastle upon Tyne Hospitals NHS Foundation Trust, Queen Victoria Road, Newcastle Upon Tyne, UK.
Arch Dis Child Fetal Neonatal Ed. 2013 Jul;98(4):F286-90. doi: 10.1136/archdischild-2012-302134. Epub 2012 Sep 25.