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Problemi Na Khigienata|January 1, 1976
[Changes in serum beta-N-acetylglucosaminidase activity in obesity patients treated with various diets and physical exertion]I ApostolovProblemi Na Khigienata|January 1, 1976
[Method of determining system errors due to the quality of the electronic filters in the spectral analysis of noise vibration]R Ia BerakhaProblemi Na Khigienata|January 1, 1976
[X-ray morphological changes and the degree of lost work capacity in silicosis patients]Kh Tsolov, S MiladinovaProblemi Na Khigienata|January 1, 1995
[The assessment of the noise factor and the state of the auditory analyzer in workers in metal rolling production]E Ivanovich, D Kolarova, S Enev, et al.Problemi Na Khigienata|January 1, 1995
[The effect of different types of music on the perception of speech information]L Tsaneva, S DanevProblemi Na Khigienata|January 1, 1995
[The determination of the maximum permissible noise level for areas and zones incorporating facilities requiring enhanced noise protection]M Chuchkova, L TopalovaProblemi Na Khigienata|January 1, 1995
[An occupational physiology study at the Asarel Mining and Milling Works--screening for risk factors of the cardiovascular system in workers in an open-pit mine]L Mincheva, I KhadzhiolovaProblemi Na Khigienata|January 1, 1993
[Population morbidity in Sofia as a reflection of the territorial characteristics of air pollution in the city]B Nikiforov, N BoiadzhievaProblemi Na Khigienata|January 1, 1993
[The effect of air pollution on the allergic reactivity of the population]T AntovaPageof 49