—Cardiovascular Disease: Data on Mortality, Prevalence and Control Activities, is a new publication of the Public Health Service, U. S. Department of Health, Education, and Welfare. Designed particularly for use by people working in the heart disease field, the booklet provides information on cardiovascular-renal disease mortality and prevalence and on heart disease control activities.In general, data are included which permit comparisons among various population groups, among States, or among geographic regions. Results of casefinding where various populations were examined and various screening techniques used are also shown.The 68-page booklet, issued as Public Health Service Publication 429, contains 36 tables. It was prepared by the Heart Disease Control Program of the Division of Special Health Services, Bureau of State Services, and single copies are available from the Heart Program.
Laboratory Refresher Courses.
—The Public Health Service Venereal Disease Program has announced that nine laboratory refresher courses