CONTRIBUTING AUTHORS 



(». ADOLPH ACKERMAN, M.D., PH.D. 



Professor of Anatomy, Ohio State University College of Medicine, Columbus 



Jeri A. Berg, d.v.m. 



Resident in Pathology, Angell Memorial Animal Hospital, Boston 



Matthew Block, ph.d., m.d. 



Associate Professor of Medicine, University of Colorado School of Medicine, 

 Denver 



William Bloom, m.d. 



Professor of Anatomy, University of Chicago, Chicago 



Jesse L. Bollman, m.d. 



Professor of Experimental Pathology, The Mayo Foundation, Rochester 



Herbert Braunstein, m.d. 



Assistant Professor of Pathology, University of Cincinnati College of Medi- 

 cine, Cincinnati 



R. Philip Custer, m.d. 



Professor of Pathology, University of Pennsylvania School of Medicine; Chair- 

 man, Laboratories of The Presbyterian Hospital, Philadelphia 



William Dameshek, m.d. 



Professor of Medicine, Tufts University School of Medicine, Boston 



Thomas F. Dougherty, m.d. 



Professor and Head, Department of Anatomy. University of Utah College 

 of Medicine, Salt Lake City 



Susanna Harris, ph.d. 



Assistant Professor of Immunology in Pediatrics, University of Pennsylvania 

 School of Medicine; The Children's Hospital of Philadelphia, Philadelphia 



T. N. Harris, m.d. 



Professor of Immunology in Pediatrics, University of Pennsylvania School oj 

 Medicine; The Children's Hospital of Philadelphia, Philadelphia 



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