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Problemi Na Khigienata|January 1, 1980
[Diagnostic and surgical treatment aspects of mediastinal tumors and cysts]Ia Dobrev, I Viiachki, L MazgalovProblemi Na Khigienata|January 1, 1983
[Cutaneous resorption of actellic (O,2-diethylamino-6-methyl pyrimidin-4-yl-O,O-dimethyl phosphorothioate) in the presence of high temperature and humidity]N Izmirova, F Kaloianova-SimeonovaProblemi Na Khigienata|January 1, 1983
[Significance of mixed function oxidases for evaluation of the harmful effects of chemicals on exposed persons]T PopovProblemi Na Khigienata|January 1, 1995
[The effect of different masking noises on psychophysiological tasks]L Tsaneva, S Danev, K DinkovaProblemi Na Khigienata|January 1, 1995
[Trends in the joint work of the National Center for Hygiene and the epidemiological hygiene inspectorates in the field of communal hygiene]B NikiforaProblemi Na Khigienata|January 1, 1995
[An experimental study of the effect of an artichoke preparation on the activity of the sympathetic-adrenal system in carbon disulfide exposure]Zh Khalkova, K Vangelova, Kh ZaĭkovProblemi Na Khigienata|January 1, 1995
[The personal exposure of workers in the manufacture of xylenes--in Burgas (the Neftokhim firm)]N Panova, N BonevProblemi Na Khigienata|January 1, 1995
[Age-related transfer coefficients of the basic indices of cardiac variance]R Nikolova, S Danev, P Amudzhev, et al.Problemi Na Khigienata|January 1, 1995
[The correlations between psychological indices and cardiac variance]R Nikolova, S Danev, P Amudzhev, et al.Pageof 49