Mary Buksa, Medical Center of Beaver County, Beaver Falls, Pennsylvania 15010. October 1981;XI(4):167-168.
Gary Gill, CT (ASCP), CMIAC, John Frost, M.D., FCAP, FIAC, Division of Cytopathology, The Johns Hopkins University School of Medicine, Baltimore, Maryland 21205. April 1982;XII(2):175-176.
Pamela Mercer, HT(ASCP); Leslie Duncan, HT(ASCP); Bristol-Myers Squibb Co., Research and Development, Department of Pathology, Mount Vernon, IN. December 2010;XLIII(2):43.