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Funding None declared.
Competing interests The author is a consultant to Chiesi Farmaceutici, Parma, Italy, a company that makes budesonide but it did not contribute in any way to this article. The author is also joint editor-in-chief of Neonatology and Chair of the Trial Steering Committee of Minidex.
Patient consent Not required.
Provenance and peer review Commissioned; internally peer reviewed.
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