Vital and health statistics: Series 10, Data from National Health Survey. 13. Current estimates from Health Interview survey, United States, July 1963June 1004, provisional estimates of incidence of acute conditions, number of persona reporting one or more chronic conditions, number of persons injured, hospital discharges, disability days, number of physician and dental visits, nnd time intervals since last physician and dental visits, based on data coleleted in household interviews during period July 1963-.June 1964; [by Charles S. Wilder].