Pertussis Collaborating Sites Contact Information ____________________________________________________________ Children’s Hospital and Research Center Oakland James Hanson, MD Principal Investigator JHanson@mail.cho.org   Children’s Hospitals and Clinics of Minnesota Stephen Kurachek, MD Principal Investigator kurac001@umn.edu stephen.kurachek@childrensmn.org Children's Hospital of Orange County Sana Al-Jundi, MD Principal Investigator saljundi@choc.org