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1A case control study of environmental and managerial factors in the Danish National Mastitis Control Program A case control study of environmental and managerial factors in the Danish National Mastitis Control Programby 40266 Agger, J.F., 131550 Willeberg, P., 116999 Schmidt Madsen, P., 83282 Klastrup, O., 17907 Singapore Veterinary Association, Singapure (Singapur), 33349 4. International Symposium on Veterinary Epidemiology and Economics Singapure (Singapur) 18-22 Nov 1985
Published 1986bibliotecaIICA