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Problemi Na Khigienata|January 1, 1985
[Changes in the physiological and biochemical parameters of students during an examination]S Danev, M DalevaProblemi Na Khigienata|January 1, 1985
[Biochemical changes in the myocardium in experimental chronic pirazofos poisoning]G Antov, L VasilevaProblemi Na Khigienata|January 1, 1985
[Biochemical pulmonary research in experimental exposure to xylene and noise]A Mikhaĭlova, Zh KhalkovaProblemi Na Khigienata|January 1, 1989
[Hygienic evaluation and the effects of toxic factors in the work environment of copper-processing plants]G Bobev, M Koleva, V Dzharova, et al.Problemi Na Khigienata|January 1, 1989
[A polarographic method of determining the microlevels of furfural in the air of the work area]E KoenProblemi Na Khigienata|January 1, 1989
[Changes in the liver function of workers exposed to petroleum products]M Nosko, A MikhaĭlovaProblemi Na Khigienata|January 1, 1985
[Cleansing of the skin of metabolic products and microorganisms by the wearing of children's outer clothing made of polyacrylonitrile fibers]S Uzunova, P Kruleva, T Kolusheva, et al.Problemi Na Khigienata|January 1, 1986
[Toxic action of nickel when taken up by the body from the drinking water]Ts VodichenskaProblemi Na Khigienata|January 1, 1986
[Method for summing up the radio-frequency electromagnetic fields emitted by several sources]V Uzunov, M IzraelPageof 49