Ambulatory medical care rendered in physicians' offices, United States, 1975 /

by Koch, Hugo K.
Published 1977

1976 summary, National Ambulatory Medical Care Survey /

by Koch, Hugo K.
Published 1978

Office visits to urologists, National Ambulatory Medical Care Survey, United States, 1975-76 /

by Koch, Hugo K.
Published 1978

Office visits to cardiovascular specialists, National Ambulatory Medical Care Survey : United States, 1975-76 /

by Koch, Hugo K.
Published 1978

Drug utilization in office-based practice : a summary of findings, National Ambulatory Medical Care Survey, United States, 1980 /

by Koch, Hugo K.
Published 1982