Preliminary Report of Epidemiological Studies on Poliomyelitis and Streptococcal Infections

Preliminary Report of Epidemiological Studies on Poliomyelitis and Streptococcal Infections Lansing Neutralizing Antibody and Antistreptolysin “O” of Surveys California Cities, Texas, North Carolina, Mexico, Pacific Islands, and Japan * † William McD. Hammon, Gladys E. Sather, and Nell Hollinger CopyRight*Presented before the Epidemiology Section of the American Public Health Association at the Seventy-seventh Annual Meeting in New York, N. Y., October 28, 1949.†Aided by a grant from the National Foundation for Infantile Paralysis, Inc. https://doi.org/10.2105/AJPH.40.3.293 Published Online: August 29, 2011