Pertussis Infection in Fully Vaccinated Children in Day-Care Centers,
Israel (Emerging Infectious Diseases Vol. 6, No. 5; Sep-Oct 2000)

Pertussis in the Highly Vaccinated Population, The Netherlands (Emerging
Infectious Diseases Vol. 6, No. 4 July-Aug 2000)

Pertussis in North-West Western Australia in 1999; all vaccinated.
(Communicable Diseases Intelligence 2000 Vol 2 4 No 12)


Който има достьп до теzи официални списания,нека сам се убеди.
 Whistling  Да му писне на човек...