Pregnancy patterns during the early fetal period in high producing dairy cows treated with GnRH or progesterone.
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C. Nogareda | F. López-Gatius | J. Yániz | J. Beckers | I. Garcia-Ispierto | N. M. de Sousa | G. Bech-Sàbat | B. Serrano | J. P. Santolaria