Rossi E D, Mule' A, Miraglia A, Cianfrini F, Zannoni G F, Fadda G
Division of Anatomic Pathology and Histology, Agostino Gemelli School of Medicine, Catholic University, Rome, Italy.
Cytopathology. 2005 Oct;16(5):259-61. doi: 10.1111/j.1365-2303.2005.00286.x.