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Article History

Received: 12 June 2026

Accepted: 16 September 2026

First Online: 21 September 2026

Declarations

Ethics approval and consent to participate: Ethical approval was obtained from the Ethics Committee of Deyang People’s Hospital (approval number:2025-04-043-K01). All procedures involving human participants were performed in accordance with the Declaration of Helsinki and relevant guidelines and regulations for research involving human participants. All participants provided written or electronic informed consent before interview participation.

Consent for publication: Not applicable. The manuscript does not contain identifiable individual participant data. De-identified quotations are reported using participant role, broad infant gestational-age category and time since discharge.

Competing interests: The authors declare no competing interests.