Deficiency in specific lymphoproliferative response against gag proteins in the clinical forms of sheep Maedi Visna.Ramsés Reina, B. Amorena, José Manuel Pérez de la Lastra et al.|XI Jornadas sobre Producción Animal, Zaragoza, Spain, 11-12 Mayo, 2005 (Volúmenes I & II)|2005Cited by 0