Pisani G, Millanta F, Lorenzi D, Vannozzi I, Poli A (2006). "Androgen receptor expression in normal, hyperplastic and neoplastic hepatoid glands in the dog". Res Vet Sci. 81 (2): 231–6. doi:10.1016/j.rvsc.2005.11.001. PMID16427103.
Pisani G, Millanta F, Lorenzi D, Vannozzi I, Poli A (2006). "Androgen receptor expression in normal, hyperplastic and neoplastic hepatoid glands in the dog". Res Vet Sci. 81 (2): 231–6. doi:10.1016/j.rvsc.2005.11.001. PMID16427103.