L. E. . Ramalho, E. . Shimoda, and J. F. S. . Silva, “SONOGRAPHIC CHARACTERISTICS OF ACCESSORY CORPORA LUTEA IN PREGNANT ACYCLIC AND CONVENTIONAL PREGNANT CYCLIC RECIPIENT MARES”, ARE, vol. 7, no. 4, pp. 20297–20316, Apr. 2025, doi: 10.56238/arev7n4-267.