Emerging Infectious Disease ISSN: 1080-6059
Volume 3, Number 2—June 1997
Dispatch
Pertussis in the Netherlands: an Outbreak Despite High Levels of Immunization with Whole-Cell Vaccine
Figure 1

Figure 1. Annual incidence of pertussis estimated from notification by registration date, 1989-1995.
New Flu Virus in Pigs Exhibited at Fairs in Ohio
Length: 11:58





