1. J.D. Cherry, P.A. Brunell, G.S. Golden, and D.T. Karzon, Report oflhe task force on pertussis and pertussis immunization-1988. Pediatrics 81:939 (1988).
2. A.S. Muller, J. Leeuwenburg, and D.S. Pratt, Pertussis: Epidemiology and control, Bulletin of the World Health Organization. 64:321 (1986).
3. Centers for Disease Control: Annual Summary 1981: Reported morbidity and mortality in the United States, Mortality Morbidity Weekly Rev. 30:65 (1982).
4. P. Armitage, W. C. Cockburn, D. G. Evans, J. O. Irwin, J. Knowelden, and A. F. B. Standfast, Vaccination against whooping cough. Relation between protection in children and results of laboratory tests, Br. Med. J. 2:454 (1956).
5. C.L. Cody, L.J. Baraff, J.D. Cherry, S.M. Marcy and C.R. Manclark, Nature and rates of adverse reactions associated with DTP and DT immunizations in infants and children, Pediatrics. 68: 650 (1981).