title: In Reply.
authors: 1   Department of Pathology, Wisconsin State Laboratory of Hygiene, Madison.
authors: Daniel F I
authors: DF
authors: Kurtycz
authors: 2   Department of Pathology, McGill University Health Sciences Center, Montreal, Quebec, Canada.
authors: Manon
authors: M
authors: Auger
authors: 3   Department of Pathology and Immunology, Baylor College of Medicine, Houston, Texas.
authors: Rodolfo
authors: R
authors: Laucirica
authors: 4   Department of Pathology, University of California San Francisco.
authors: Z Laura
authors: ZL
authors: Tabatabai