Chronic obstructive pulmonary disease /
| Corporate Authors: | , |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Bethesda, Md.] :
U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health,
1981.
|
| Series: | DHHS publication ;
no. (NIH) 81-2020. |
| Subjects: |
| Item Description: | Cover title. "August 1981"--P. 4 of cover. |
|---|---|
| Physical Description: | 13 pages : illustrations ; 23 cm. |