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1دورية أكاديمية
المؤلفون: Pedersen, Ken Steen, Okholm, Elisabeth, Johansen, Markku, Angen, Øystein, Jorsal, Sven Erik, Nielsen, Jens Peter, Bækbo, Poul
المصدر: In Preventive Veterinary Medicine 1 July 2015 120(3-4):313-320
المؤلفون: Pedersen, Ken Steen, Okholm, Elisabeth, Johansen, Markku, Angen, Øystein, Jorsal, Sven Erik, Nielsen, Jens Peter, Bækbo, Poul
المصدر: In Preventive Veterinary Medicine 1 July 2015 120(3-4):313-320