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Article History

Received: 17 November 2017

Accepted: 4 April 2018

First Online: 6 July 2018

Compliance with Ethical Standards

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: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The images provided were from a research project for which parents provided consent.We followed the “Standard Protocol Approvals, Registration, and Patient Consents” at the BC Children’s Hospital in Vancouver. A written informed consent from the legal guardian of each participating neonate was obtained. This study was reviewed and approved by the Clinical Research Ethics Board at the University of British Columbia and BC Children’s and Women’s Hospitals.

: The authors declare that they have no conflict of interest.

: Informed consent was obtained from all individual participants included in the study.