लेखक: David A. Shafritz

IRWIN M. ARIAS, MD, National Institutes of Health, Bethesda, Maryland, USA. HARVEY J. ALTER, MD, National Institutes of Health, Bethesda, Maryland, USA. JAMES L. BOYER, MD, Yale University School of Medicine, New Haven, Connecticut, USA. DAVID E. COHEN, MD, Weill Cornell Medical College, New York, USA. DAVID A. SHAFRITZ, MD, Albert Einstein College of Medicine, New York, USA. SNORRI S. THORGEIRSSON, MD, National Institutes of Health, Bethesda, Maryland, USA. ALLAN W. WOLKOFF, MD, Albert Einstein College of Medicine, New York, USA.