Ultrasonographic evaluation of umbilical structures in Holstein calves: A comparison between healthy calves and calves affected by umbilical disorders
| Autor: | Guerri, G. *, Vignoli, M., Palombi, C., Monaci, M., Petrizzi, L. |
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| Zdroj: | In Journal of Dairy Science March 2020 103(3):2578-2590 |
| Databáze: | ScienceDirect |
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