| Descriptor English: | Screens | ||
| Descriptor Spanish: |
Rejas
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| Descriptor Portuguese: | Grades | ||
| Descriptor French: | Tamis | ||
| Tree number(s): |
SP4.895.141.712.174.461.423 SP4.895.141.712.348.364.675 |
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| Allowable Qualifiers: |
CL classification EC economics HI history LJ legislation & jurisprudence MT methods PL policies SN statistics & numerical data |
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| DeCS ID: | 25502 | ||
| Unique ID: | DDCS025502 | ||
| Documents indexed in the Virtual Health Library (VHL): | Click here to access the VHL documents |
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PUBLIC HEALTH
Environmental Health [SP4]Environmental Health -
PUBLIC HEALTH
Environmental Health [SP4]Environmental Health
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