Abstract
1Department of Veterans Affairs Medical Center, Long Beach, California 90822
2Centers for Disease Control, Atlanta, Georgia 30333
3National Jewish Center for Immunology and Respiratory Disease, Denver, Colorado 80206
4State Health Laboratory, Brisbane, Australia
5National Institute of Public Health, Bilthoven, The Netherlands
6Department of Veterans Affairs Medical Center, West Haven, Connecticut 06516
7National Institute of Public Health, Prague, Czechoslovakia
8Tuberkulose Forschungsinstitut, Borstel, Germany
9Centre National d'Etudes VÉtÉrinaires, et Alimentaires, Laboratoire Central de Recherches VÉtÉrinaires-BP 67, 94703 Maisons-Alfort Cedex, France