1. Institut Pasteur, Molecular Prevention and Therapy of Human Diseases, National Centre of Reference of Whooping Cough and Other Bordetelloses
2. CNRS-URA 3012, Paris, France
3. Hôpital Robert Debré, Service de Microbiologie, Paris, France
4. Laboratoire Cerba, Saint Ouen L'Aumône, France
5. Laboratoire de Bactériologie, Centre Hospitalier Universitaire de Nantes, Nantes, France