Kalkstein T.S., Kruger J.M., Osborne C.A. |
Michigan State University ---- University of Minnesota |
2001 |
Veterinaria supplemento agosto 2001 |
71 - 75 |
PDF
Ramer J.C., Paul-Murphy J., Benson K.G. |
University of Wisconsin --- University of California, Davis |
2001 |
Veterinaria supplemento agosto 2001 |
77 - 85 |
PDF