1. Whooping cough vaccination;British Medical Journal,1977
2. W.H.O. cooperative study on DPT vaccines;Bulletin of the World Health Organization,1978
3. Problems associated with the development and clinical testing of an improved pertussis vaccine;Anderson,1976
4. Pertussis vaccine;Bader;New England Journal of Medicine,1978
5. Diphtheria-pertussis-tetaus vaccine: reactogenicity of commercial products;Barking;Pediatrics,1979