Summary of workshop I: Working Group on Epidemiology

L. Adams, E. Africano, W. Doswell, D. Frate, R. Gillum, R. Havlik, H. Langford, I. Mebane, W. Neser, J. Potts, E. Saunders, D. Savage, J. Schachter, J. Stamler, J. Tillotson, L. Watkins, R. Williams