Oral health surveys : basic methods
| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Geneva :
World Health Organization,
1977
|
| Edition: | 2d ed |
| Subjects: |
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| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Geneva :
World Health Organization,
1977
|
| Edition: | 2d ed |
| Subjects: |