Title: Proceedings of the Sixth International Symposium on Pertussis, Jack Masur Auditorium, Warren Grant Magnuson Clinical Center, National Institutes of Health, Bethesda, Maryland, September 26-28, 1990
Subjects: Bordetella pertussis, Congresses, Pertussis toxin, Pertussis vaccines, Whooping cough, Prevention & control, Bordetella Virulence Factors, Pertussis Vaccine