[Questionnaire as a method of studying the level of hygienic knowledge of milk factory workers].
Autor: | Tsurikov VT, Gavriushenko VV |
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Jazyk: | ruština |
Zdroj: | Gigiena i sanitariia [Gig Sanit] 1991 Sep (9), pp. 82-3. |
Databáze: | MEDLINE |
Externí odkaz: |