Differences in preservation of canine chilled semen using simple sperm washing, single-layer centrifugation and modified swim-up preparation techniques

1. Dorado, J.
2. Gálvez, M.J.
3. Demyda-Peyrás, S.
4. Ortiz, I.
5. Morrell, J.M.
6. Crespo, F.
7. Gósalvez, J.
8. Hidalgo, M.