J. Chlupáč
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Vitamin A in the Blood Serum, Liver, Corpora Lutea, Placentomas and Fetal Fluids of Cows, and in the Blood Serum and Liver of Their Fetuses in the Latter Third of Pregnancy
Z. Vlček, J. Nedbálková, R. Svobodová, J. Chlupáč
1980, Vol. 49, Issue 1-2, pp. 37-44