| 其他書名 | Conference Proceedings, June 1980, Bethesda, Maryland |
| 出版 | U.S. Department of Health and Human Services, Public Health Service, National Institutes of Health, 1981 |
| URL | http://books.google.com.hk/books?id=S4drAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |