1. Xeromammography versus screen-film mammography – pros and cons of the two techniques;Sickles;West J Med,1981
2. Diagnosis of diseases of the breast;Bassett,2005
3. American Board of Radiology. Maintenance of certification. http://www.theabr.org/moc/moc_dr_landing.html [accessed 19.02.2010].
4. Mammography Education, Inc. http://www.mammographyed.com [accessed 19.02.2010].