National Association of Pediatric Nurse Practitioners. http://www.pertussis.com.
2.
Pertussis and pertussis vaccines.Epidemiology and prevention of vaccine-preventable diseases. National Immunization Program. Centers for Disease Control and Prevention. http://www.cdc.gov/vaccines/ed/vpd2007/downloads/slides/Pertussis10.ppt.
3.
Richard FJLecture presented at Fourth Annual Regional Pediatric Symposium of the Black Hills; June 22, 2007; Rapid City, SD.