Textbook of influenza / edited by Robert G. Webster, PhD, FRS, Rose Marie Thomas Chair, Division of Virology, Department of Infectious Diseases, St. Jude Children's Research Hospital, Memphis, TN, USA, Arnold S. Monto, MD, Thomas Francis, Jr. Collegiate Professor of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI, USA, Thomas J. Braciale, MD, PhD, Director, Beirne B. Carter Center for Immunology Research, Beirne B. Carter Professor in Immunology, Professor of Pathology and Microbiology, Immunology, and Cancer Biology, University of Virginia School of Medicine, Charlottesville, VA, USA, Robert A. Lamb, PhD, ScD, John Evans Professor of Molecular and Cellular Biology, Howard Hughes Medical Institute, Department of Molecular Biosciences, Northwestern University, Evanston, IL, USA.