DOI: 10.1055/s-00034912

Tierärztliche Praxis Ausgabe G: Großtiere / Nutztiere

References

Aurich JE, Dobrinski I, Hoppen HO. et al.
β-Endorphin and met-enkephalin in plasma of cattle during pregnancy, parturition and the neonatal period.

J Reprod Fert 1990;
89: 605-612

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