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Peterson B, Kristenson H, Sternby NH, Trell E, Fex G, Hood B.Peterson B, et al. Among authors: kristenson h.Br Med J. 1980 Jun 14;280(6229):1403-6. doi: 10.1136/bmj.280.6229.1403.Br Med J. 1980.PMID: 6107142Free PMC article.
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