To establish whether karyometry was likely to detect change in the proportion of abnormal cells in random periareolar fine needle aspiration (RPFNA) specimens from high-risk women in a 6-month prevention trial with an aromatase inhibitor.
Optical Sciences Center, Division of Epidemiology and Biostatistics, Department of Medicine, University of Arizona, Tucson, Arizona, USA. hubertbartels@msn.com
