Participants Sir Christopher Andrewes Dr J. H. Brown Salisbury, Wilts. Wyeth Laboratories, Inc. England Marietta, Pennsylvania 17547 USA Dr Italo Archetti Istituto Superiore di Sanith Dr Robert J. Byrne Rome National Institutes of Health Italy Bethesda, Maryland 20014 Dr Roland Ash USA Emory University School of Medicine Dr Wai-kwan Chang Atlanta, Georgia 30303 Government Virus Unit USA Queen Mary Hospital Dr A. S. Beare Medical and Health Department Common Cold Research Unit Hong Kong Salisbury, Wilts. Dr Robert M. Chanock England National Institutes of Health Dr Earl S. Beck Bethesda, Maryland 20014 National Institutes of Health USA Bethesda, Maryland 20014 Dr Tom D. Y. Chin USA Ecological Investigations Program Dr David Berg National Communicable Disease Center Eli Lilly and Company Kansas City, Kansas 66103 Greenfield, Indiana 46140 USA USA Dr Dorothy I. Clemmer Dr Byron S. Berlin School of Public Health and Tropical Medicine Northwestern University Medical School Tulane University Chicago, Illinois 60611 New Orleans, Louisiana 70112 USA USA Dr Herbert A. Blough Dr W. Charles Cockburn School of Medicine World Health Organization University of Pennsylvania Geneva Philadelphia, Pennsylvania 19104 Switzerland USA Dr Marion T. Coleman Dr Philip S. Brachman National Communicable Disease Center National Communicable Disease Center Atlanta, Georgia 30333 Atlanta, Georgia 30333 USA USA Dr J. Lyle Conrad Dr Frank B. Brandon National Communicable Disease Center Parke, Davis and Company Atlanta, Georgia 30333 Detroit, Michigan 48232 USA USA Dr Robert B. Couch Dr Alan Brodsky Baylor College of Medicine National Communicable Disease Center Houston, Texas 77025 Atlanta, Georgia 30333 USA USA Dr Fred M. Davenport Dr Goronwy 0. Broun, Sr School of Public Health St. Louis University Hospital University of Michigan St. Louis, Missouri 63104 Ann Arbor, Michigan 48104 USA USA - 336 PARTICIPANTS 337 Dr V. F. Davey Dr E. Farkas Commonwealth Serum Laboratories National Institute of Public Health Parkville, Victoria Budapest Australia Hungary Dr Dorland J. Davis Dr S. Fazekas de St. Groth National Institutes of Health Commonwealth Scientific and Industrial Research Organ- Bethesda, Maryland 20014 ization USA Epping, New South Wales Dr Larry E. Davis Australia Ecological Investigations Program Dr Harry Feldman National Communicable Disease Center State University of New York Kansas City, Kansas 66103 Syracuse, New York 13210 USA USA Dr Rudolf Deibel Mr R. Fennell New York State Department of Health Electronucleonics Albany, New York 12201 Fairfield, New Jersey USA USA Dr Floyd W. Denny, Jr Dr Alan A. Ferris School of Medicine Fairfield Hospital University of North Carolina Fairfield, Victoria Chapel Hill, North Carolina 27514 Australia USA Dr Francis Forrester Dr George W. Douglas National Communicable Disease Center National Communicable Disease Center Atlanta, Georgia 30333 Atlanta, Georgia 30333 USA USA Dr Ben R. Forsyth Dr R. Gordon Douglas College of Medicine Baylor College of Medicine University of Vermont Houston, Texas 77025 Burlington, Vermont 05401 USA USA Dr Walter R. Dowdle Dr Hjordis M. Foy National Communicable Disease Center School of Medicine Atlanta, Georgia 30333 University of Washington USA Seattle, Washington 98105 Dr M. C. Duca USA Institut de Medecine Dr F. Robert Freckleton Iasi National Communicable Disease Center Romania Atlanta, Georgia 30333 USA Dr H. Bruce Dull National Communicable Disease Center Dr Robert Fritz Atlanta, Georgia 30333 Emory University School of Medicine USA Atlanta, Georgia 30303 Dr B. C. Easterday USA University of Wisconsin Dr Hideo Fukumi Madison, Wisconsin 53706 National Institute of Health USA Tokyo Dr William P. Edmondson, Jr Japan School of Medicine Dr Alan Galbraith University of Virginia Geigy (U.K.) Limited Charlottesville, Virginia 22901 Macclesfield, Cheshire USA England Dr Theodore C. Eickhoff Dr Sven Gard University of Colorado Medical Center Karolinska Institute Denver, Colorado 80220 Stockholm USA Sweden 338 PARTICIPANTS Dr J. H. S. Gear Dr David A. Hill The South African Institute for Medical Research National Institutes of Health Johannesburg Bethesda, Maryland 20014 South Africa USA Dr Paul W. Glezen Dr Maurice R. Hilleman School of Medicine Merck Institute for Therapeutic Research University of North Carolina West Point, Pennsylvania 19486 Chapel Hill, North Carolina 27514 USA USA Dr Alan Hinman Dr Jerry Gold National Communicable Disease Center Smith, Kline, and French Laboratory Atlanta, Georgia 30333 Philadelphia, Pennsylvania 19101 USA USA Dr D. Hobson Dr Howard C. Goodman University of Liverpool World Health Organization Liverpool Geneva England Switzerland Dr W. Hoepken Dr J. Thomas Grayston Staatliches Medizinal-Untersuchungsamt School of Medicine Hanover 3 University of Washington Federal Republic of Germany Seattle, Washington 98105 Dr Richard B. Hornick USA University of Maryland School of Medicine Baltimore, Maryland 21201 Dr Sidney Grossberg USA Cornell University Medical College New York, New York 10021 Dr Dorothy M. Horstmann USA Yale University School of Medicine New Haven, Connecticut 06510 Dr Vincent F. Guinee USA New York City Health Department New York, New York 10016 Mr Jere Housworth USA National Communicable Disease Center Atlanta, Georgia 30333 Dr Jack M. Gwaltney USA School of Medicine University of Virginia Dr D. Iki6 Charlottesville, Virginia 22901 Institute of Immunology USA Zagreb Yugoslavia Dr Elmer Hall Dr William S. Jordan, Jr National Communicable Disease Center College of Medicine Atlanta, Georgia 30333 University of Kentucky USA Lexington, Kentucky 40506 Mr Ben Hart USA Emory University School of Medicine Dr H. L. Joswick Atlanta, Georgia 30303 Parke, Davis and Company USA Detroit, Michigan 48232 Dr Albert V. Hennessy USA School of Public Health Dr Albert Z. Kapikian University of Michigan National Institutes of Health Ann Arbor, Michigan 48104 Bethesda, Maryland 20014 USA USA Dr J. F. P. Hers Dr Martin M. Kaplan University Hospital World Health Organization Leiden Geneva Netherlands Switzerland PARTICIPANTS 339 Dr David T. Karzon Dr Clayton G. Loosli Vanderbilt University School of Medicine Nashville, Tennessee 37208 University of Southern California USA Los Angeles, California 90033 Dr Julius A. Kasel USA National Institutes of Health Dr Robert E. Lynch Bethesda, Maryland 20014 Ecological Investigations Program USA National Communicable Disease Center Mr Joel Kavet Kansas City, Kansas 66103 Harvard School of Public Health USA Boston, Massachusetts 02115 Dr Huenin F. Maassab USA School of Public Health Mr Harold S. Kaye University of Michigan National Communicable Disease Center Ann Arbor, Michigan 48104 Atlanta, Georgia 30333 USA USA Dr J. Corbett McDonald Dr Mildred Kendrick McGill University National Communicable Disease Center Montreal 2, Quebec Atlanta, Georgia 30333 Canada USA Dr Preben von Magnus Dr Edwin D. Kilboume Statens Seruminstitut Mount Sinai School of Medicine of the City University Copenhagen of New York Denmark New York, New York 10029 USA Dr William M. Marine Emory University School of Medicine Dr Dorothy King Atlanta, Georgia 30303 University of the West Indies USA Mona, Kingston Jamaica Dr M. Martins da Silva Pan American Health Organization Dr Robert Kissling Washington, D.C. 20037 National Communicable Disease Center USA Atlanta, Georgia 30333 USA Dr James 0. Mason National Communicable Disease Center Dr Violeta Knez Atlanta, Georgia 30333 Instituto de Virologia USA C6rdoba Argentina Dr N. Masurel Dr U. Pentti Kokko University Hospital National Communicable Disease Center Leiden Atlanta, Georgia 30333 Netherlands USA Dr James E. Maynard Dr Alexander D. Langmuir Ecological Investigations Program National Communicable Disease Center National Communicable Disease Center Atlanta, Georgia 30333 Phoenix, Arizona 85014 USA USA Dr Edwin H. Lennette Dr Gordon Meiklejohn California Department of Public Health University of Colorado Medical Center Berkeley, California 94704 Denver, Colorado 80220 USA USA Dr Florence S. Lief Dr Harry M. Meyer, Jr University of Pennsylvania National Institutes of Health Philadelphia, Pennsylvania 19103 Bethesda, Maryland 20014 USA USA 340 PARTICIPANTS Dr Jack W. Millar Dr F. P. Nagler School of Medicine Department of National Health and Welfare George Washington University Ottawa 3, Ontario Washington, D.C. 20005 Canada USA Dr Andre J. Nahmias Dr John Mills Emory University School of Medicine National Institutes of Health Atlanta, Georgia 30303 Bethesda, Maryland 20014 USA USA Dr Thomas O'Brien Miss Elva Minuse National Institutes of Health School of Public Health Bethesda, Maryland 20014 University of Michigan USA Ann Arbor, Michigan 48104 Dr F. B. Peck, Jr USA Lilly Laboratory for Clinical Research Dr James R. Mitchell Indianapolis, Indiana 46207 Michigan Department of Public Health USA Lansing, Michigan 48914 Dr Frank T. Perkins USA National Institute for Medical Research (Hampstead Dr William J. Mogabgab Laboratories) School of Medicine London Tulane University England New Orleans, Louisiana 70112 Dr Donald R. Peterson USA King County Department of Public Health Seattle, Washington 98104 Dr Arnold S. Monto USA School of Public Health University of Michigan Dr James E. Prier Ann Arbor, Michigan 48104 Pennsylvania Department of Health USA Philadelphia, Pennsylvania 19130 USA Dr J. Anthony Morris National Institutes of Health Dr A. Pumarola Bethesda, Maryland 20014 Universidad de Barcelona USA Barcelona Spain Dr Steven R. Mostow Dr Charles B. Reimer Cleveland Metropolitan General Hospital National