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Jørgensen HS, Proschowsky H, Falk-Rønne J, Willeberg P, Hesselholt M.Jørgensen HS, et al.Equine Vet J. 1997 Jan;29(1):55-9. doi: 10.1111/j.2042-3306.1997.tb01637.x.Equine Vet J. 1997.PMID: 9031865