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Article History

Received: 10 January 2018

Accepted: 2 July 2018

First Online: 19 July 2018

Ethics approval and consent to participate

: The CANPWR study was approved by the following Research Ethics Boards: Hamilton Integrated Research Ethics Board, Conjoint Health Research Ethics Board (Calgary, Alberta), Research Ethics Board Trillium Health Partners, Health Research Ethics Board - Health Panel (Edmonton, Alberta), Children’s Hospital of Eastern Ontario Research Ethics Board, The Hospital for Sick Children Research Ethics Board, University of British Columbia Clinical Research Ethics Board, CHU Sainte-Justine Research Ethics Board, McGill University Health Centre Research Ethics Board – Pediatrics.Written consent was received from the legal guardian of each study participant (all under 18 years of age). In addition, children age 5–17 years provided assent (a common practice with Canadian Children’s Hospital Research Ethics Boards).

: Not applicable.

: KM Morrison – No competing financial interests exist.GDC Ball – No competing financial interests exist.J Ho – No competing financial interests exist.P Mackie – No competing financial interests exist.I Zenlea – No competing financial interests exist.A Buchholz – No competing financial interests exist.JP Chanoine – No competing financial interests exist.M Tremblay – No competing financial interests exist.J Hamilton – Recipient of unrestricted research funds from the SickKids University of Toronto Mead Johnson Chair in Child Nutritional Science.AM Laberge – No competing financial interests exist.L Legault – No competing financial interests exist.L Thabane – No competing financial interests exist.

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