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Blanchard IE, Williamson TS, Hagel BE, Niven DJ, Lane DJ, Dean S, Shah MN, Lang ES, Doig CJ.Blanchard IE, et al. Among authors: hagel be.CJEM. 2023 Sep;25(9):736-741. doi: 10.1007/s43678-023-00521-2. Epub 2023 May 19.CJEM. 2023.PMID: 37208561
Ackery A, Hagel BE, Provvidenza C, Tator CH.Ackery A, et al. Among authors: hagel be.Inj Prev. 2007 Dec;13(6):368-75. doi: 10.1136/ip.2007.017285.Inj Prev. 2007.PMID: 18056311Free PMC article.Review.