00533naa a2200193 a 450000100080000000500110000800800410001910000180006024500710007826000090014965000090015865000280016765000100019565000220020565300130022770000150024070000200025577300640027520767882017-10-06       1955    bl uuuu     u00u1 u    #d1 aMcEWEN, A. D.  aEnzootic abortion in ewes. An adjuvant vaccine prepared from eggs.  c1955  aEwes  aPregnancy complications  aSheep  aVaccine adjuvants  aAbortion1 aDOW, J. B.1 aANDERSON, R. D.  tThe Veterinary Recordgv. 67, n. 21, p. 393-394, May, 1955.