Relationship between major and minor salivary gland mucoepidermoid carcinoma malignancy grading and presence of stromal myofibroblasts: immunohistochemical study - Sobral, Ana Paula Veras; Loducca, Silvia Vanessa L.; Kowalski, Luiz Paulo; Araújo, Vera Cavalcanti de; Nunes, Fábio Daumas; Araújo, Ney Soares de (Journal of Oral Pathology and Medicine, 2004)