Pertussis prevention : Reasons for resurgence, and differences in the current acellular pertussis vaccines - Esposito, S. (Department of Surgical and Biomedical Sciences. Paediatric Clinic. Università degli Studi di Perugia) ; Stefanelli, P. (Department of Infectious Diseases. Istituto Superiore di Sanità) ; Fry, N. K. (Immunisation and Countermeasures Division. Public Health England-National Infection Service) ; Fedele, G. (Department of Infectious Diseases. Istituto Superiore di Sanità) ; He, Q. (Department of Medical Microbiology. Capital Medical University) ; Paterson, P. (Department of Infectious Disease Epidemiology. Vaccine Confidence Project TM. London School of Hygiene and Tropical Medicine) ; Tan, T. (Division of Pediatric Infectious Diseases. Department of Pediatrics. Northwestern University. Feinberg School of Medicine. Ann and Robert H. Lurie Children's Hospital of Chicago) ; Knuf, M. (Department of Pediatrics. University Medicine) ; Rodrigo Gonzalo de Líria, Carlos (Institut Germans Trias i Pujol. Hospital Universitari Germans Trias i Pujol) ; Olivier, C. W. (Retired) ; Flanagan, K. L. (Department of Immunology and Pathology. Monash University) ; Hung, I. (Department of Medicine. LKS Faculty of Medicine. University of Hong Kong) ; Lutsar, I. (Department of Microbiology. Institute of Biomedicine and Translational Medicine. University of Tartu) ; Edwards, K. (Division of Pediatric Infectious Diseases. Department of Pediatrics. Vanderbilt University School of Medicine) ; O'Ryan, M. (Microbiology and Mycology Program. Faculty of Medicine. Institute of Immunology and Immunotherapy. University of Chile) ; Principi, N. (Retired) ; Universitat Autònoma de Barcelona