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Braun, U.; Bachofen, Claudia; Schenk, B.; Hässig, M.; Peterhans, Ernst (2013). Investigation of border disease and bovine virus diarrhoea in sheep from 76 mixed cattle and sheep farms in eastern Switzerland. Schweizer Archiv für Tierheilkunde, 155(5), pp. 293-8. Huber 10.1024/0036-7281/a000460
