Gupta N, Bansal D, Saxena A K, Srinivasan R, Marwaha R K
Department of Cytopathology and Gynecological Pathology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Cytopathology. 2008 Apr;19(2):124-6. doi: 10.1111/j.1365-2303.2006.00422.x.