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Braun, U; Reichle, S F; Reichert, C; Hässig, M; Stalder, H P; Bachofen, Claudia; Peterhans, Ernst (2014). Sheep persistently infected with Border disease readily transmit virus to calves seronegative to BVD virus. Veterinary microbiology, 168(1), pp. 98-104. Elsevier 10.1016/j.vetmic.2013.11.004
