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1990 2
1991 2
2021 0
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Page 1
Bicycle helmet use in Ottawa.
Cushman R, Down J, Macmillan N, Waclawik H. Cushman R, et al. Among authors: waclawik h. Can Fam Physician. 1990 Apr;36:697-700. Can Fam Physician. 1990. PMID: 21234020 Free PMC article.