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Problemi Na Khigienata|January 1, 1990
[Changes in neuropsychic activities during work in clean rooms]E Dincheva, N Draganova, P KolevProblemi Na Khigienata|January 1, 1990
[An electroneurographic study of agricultural workers working with organophosphate pesticides]E DatsovProblemi Na Khigienata|January 1, 1991
[A comparative evaluation of the methods for determining nitrogen dioxide in an industrial environment]T PanevProblemi Na Khigienata|January 1, 1991
[The effect of training with computer equipment on the visual analyzer of 1st-grade pupils]S Shpangenberg, Ts Strashimirova, V Kostova, et al.Problemi Na Khigienata|January 1, 1991
[An assessment of the information value of the indices from analyzing cardiac variability (ACV)in situations related to neuro-emotional stress]R Nikolova, S DanevProblemi Na Khigienata|January 1, 1991
[The hygienic toxicological evaluation of the viral preparation Mamestrin]Zh Khalkova, Kh Zaĭkov, G Antov, et al.Problemi Na Khigienata|January 1, 1997
[Tylosin-specific proliferation in vitro of the peripheral blood mononuclear cells in occupational tylosin allergy]D Baltadzhieva, S Bocheva, I Altŭnkova, et al.Problemi Na Khigienata|January 1, 1976
[Autonomic nervous changes in combined exposure to lead and arsenic]V KirkovProblemi Na Khigienata|January 1, 1976
[Physiological hygienic characteristics of the teaching by the new educational programs for grade III]T Iordanov, P Kalaĭkova, B Miteva, et al.Problemi Na Khigienata|January 1, 1976
[Morphological changes in the organs of rats subjected to limited feeding and physical loading]L Krustev, A Prodanov, S Dinova, et al.Pageof 49