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Problemi Na Khigienata|January 1, 1995
[The basic parameters affecting the taking of air samples by concentration methods--the adsorption method]M MukhtarovaProblemi Na Khigienata|January 1, 1995
[A spectrophotometric method for controlling the concentration of aromatic hydrocarbons in the calibration of indicator tubes]N PanovaProblemi Na Khigienata|January 1, 1995
[The neurological screening of workers in the manufacture of copper and aluminum rolled wire]V KostovaProblemi Na Khigienata|January 1, 1995
[Elements in the communication and social contacts of chronically ill and healthy pupils in the upper school ages (a questionnaire study)]Ts Popivanova, A AgovskaProblemi Na Khigienata|January 1, 1995
[An occupational physiology study at the Asarel Mining and Milling Works. The evaluation of the work load in the basic jobs in an open-pit mine]L Mincheva, I Khadzhiolova, Kh DeianovProblemi Na Khigienata|January 1, 1995
[Changes in the status of the adaptation of workers at the television relay station on top of Botev Peak]R Nikolova, S Danev, E DatsovProblemi Na Khigienata|January 1, 1995
[The prevalence of the burnout syndrome in the personnel of children's institutions]V Tsenova, T Tat'ozov, Ts Antonova, et al.Problemi Na Khigienata|January 1, 1989
[Hygienic evaluation of working conditions in furniture factories]M Koleva, M Mukhtarova, L Goranova, et al.Problemi Na Khigienata|January 1, 1989
[General and occupational morbidity among the personnel of the Bulgarian Medical Academy during the period of 1986-1987]N Tsacheva, I Petrov, Zh DonchevaProblemi Na Khigienata|January 1, 1989
[Solving the health and hygienic problems in the Strandzha-Sakar district]M ChuchkovaPageof 49