Vital and health statistics: Series 11, Data from National Health Survey. (National Center for Health Statistics.). 9. Findings on serologic test for syphilis in adults, United States, 1960-62, discussion of serologic tests for syphilis used with data on percent reactive to Kolmer Reiter protein test by age, sex, and race, analysis of differentials by place, income, education, occupation, and marital status [with list of references; by Tavia Gordon and Brian Devine].