| 其他書名 | A Risk Factor in Dental Fluorosis : a Dissertation Submitted in Partial Fulfillment ... for the Degree of Doctor of Public Health (Dental Public Health) ... |
| 出版 | University of Michigan, 1995 |
| URL | http://books.google.com.hk/books?id=pZvoAAAAMAAJ&hl=&source=gbs_api |