| 其他書名 | Preliminary Report of Extension Training Designed for Practicing Physicians in Twenty-three States for the Year 1937-38 |
| 出版 | Council on medical education and hospitals of the American medical association, 1937 |
| URL | http://books.google.com.hk/books?id=Gv0ZjgEACAAJ&hl=&source=gbs_api |