AUTHOR=Maratta Christina , Hutchison Kristen , Nicoll Jessica , Bagshaw Sean M. , Granton John , Kirpalani Haresh , Stelfox Henry Thomas , Ferguson Niall , Cook Deborah , Parshuram Christopher S. , Moore Gregory P. TITLE=Overnight staffing in Canadian neonatal and pediatric intensive care units JOURNAL=Frontiers in Pediatrics VOLUME=Volume 11 - 2023 YEAR=2023 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2023.1271730 DOI=10.3389/fped.2023.1271730 ISSN=2296-2360 ABSTRACT=conceptualized and designed the study, interpreted data and results, reviewed and revised the manuscript. Kristen Hutchison conceptualized the study, designed the collection instrument, coordinated and carried out data collection, interpreted data and reviewed the manuscript. Dr Maratta conceptualized the study, carried out the data analyses, interpreted data and results, drafted the initial manuscript and revised the final manuscript. Dr Nicoll interpreted data and results, reviewed and revised the manuscript. Dr Parshuram and Dr Moore conceptualized and designed the study, designed the data collection instruments, coordinated and supervised data collection, carried out the data analyses, interpreted data and results and reviewed and revised the manuscript.