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Problemi Na Khigienata|January 1, 1982
[Occupational risk after repeated skin exposure to styrene]T Burkova, A Baĭnova, V KapurdovProblemi Na Khigienata|January 1, 1986
[Experimental research on the chronic inhalational toxicity of chloracetophon]A Mikhaĭlova, Kh Zaĭkov, L Ivanova-Chemishanska, et al.Problemi Na Khigienata|January 1, 1994
[The action of the artichoke (Cynara scolymus) on the male gonads in an experiment]P Ilieva, Zh Khalkova, Kh Zaĭkov, et al.Pageof 1