Helms A., Frieden E., Fowler K., Sponenberg P., Baik N., Clapp K., and Cecere J. “Metastatic Ovarian Stromal Tumor in a Young Bitch”. Clinical Theriogenology, vol. 11, no. 3, Sept. 2019, p. 467, https://clinicaltheriogenology.net/index.php/CT/article/view/10223.