J. J. Wichtel WICHTEL, J. J., WHITACRE, M. D., YATES, D. J., & VANCAMP, S. D. (1990). COMPARISON OF THE EFFECTS OF PGF2-ALPHA AND BROMOCRYPTINE IN PREGNANT BEAGLE BITCHES. THERIOGENOLOGY, 33(4), 829–836. https://doi.org/10.1016/0093-691X(90)90818-E