What is your diagnosis? Subcutaneous enlargement near the base of the ear canal in a Sprague-Dawley rat - Grandi, Fabrizio [UNESP]; Ferreira, Isabelle [UNESP]; Rocha, Rafael M.; Rocha, Noeme Sousa [UNESP] (Wiley-Blackwell, 2012)
Keywords: Cytopathology; DMBA; Papanicolaou stain; rat; Zymbal gland