Removal of bacteria from boar semen using a low-density colloid

1. Morrell, J.M.
2. Núñez-González, A.
3. Crespo-Félez, I.
4. Martínez-Martínez, S.
5. Martínez Alborcia, M.-J.
6. Fernández-Alegre, E.
7. Dominguez, J.C.
8. Gutiérrez-Martín, C.B.
9. Martínez-Pastor, F.