Office visits for diseases of the respiratory system
Subtitle: The National Ambulatory Medical Care Survey, United States, 1975-76
Series: Vital and health statistics -- no. 42; DHEW publication -- no. (PHS) 79-1793
Publisher: U.S. Dept. of Health, Education, and Welfare, Public Health Service, Office of Research, Statistics, and Technology, National Center for Health Statistics
Published: 1979
Place of publication: Hyattsville, Md
Language: eng