Age and Sex Incidence of Influenza and Pneumonia Morbidity and Mortality in the Epidemic of 1928-29 with Comparative Data for the Epidemic of 1918-19: Based on Surveys of Families in Certain Localities in the United States following the Epidemics

Selwyn D. Collins, Age and Sex Incidence of Influenza and Pneumonia Morbidity and Mortality in the Epidemic of 1928-29 with Comparative Data for the Epidemic of 1918-19: Based on Surveys of Families in Certain Localities in the United States following the Epidemics, Public Health Reports (1896-1970), Vol. 46, No. 33 (Aug. 14, 1931), pp. 1909-1937