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Authors
Lee, Rebecca
Kostina, Emily
Dassios, Theodore https://orcid.org/0000-0001-5258-5301
Greenough, Anne https://orcid.org/0000-0002-8672-5349
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Article History
Received: 7 September 2022
Revised: 9 January 2023
Accepted: 15 January 2023
First Online: 24 January 2023
Declarations
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: Data were provided by the National Neonatal Research Database (NNRD), Imperial College London, UK, and approved by the National Research Ethics Service (10/H0803/151), Confidentiality Advisory Group of the Health Research Authority (8–05[f]/2010), and the Caldicott Guardians and Lead Clinicians of contributing hospitals.
: This is a retrospective study so this is not applicable.
: This is a retrospective study so this is not applicable.
: The authors have no conflict of interest to declare.
