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Recommended health-based limits in occupational exposure to selected mineral dusts (silica, coal): report of a WHO Study Group.
I tiakina i:
| Kaituhi rangatōpū: | |
|---|---|
| Hōputu: | īPukapuka |
| Reo: | Ingarihi |
| I whakaputaina: |
Geneva :
World Health Organization,
1986.
|
| Rangatū: | Technical report series (World Health Organization) ;
734 |
| Ngā marau: | |
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