Authors: Mariscal, DV Bergfeld, EGM Cupp, AS Kojima, FN Fike, KE Sanchez, T Wehrman, ME Johnson, RK Kittok, RJ Ford, JJ Kinder, JE

Citation: Dv. Mariscal et al., Concentrations of gonadotropins, estradiol and progesterone in sows selected on an index of ovulation rate and embryo survival, ANIM REPROD, 54(1), 1998, pp. 31-43