The work of sanitary physicians in labor hygiene in the field of improving working conditions
Мд97 Д-4/643 английский/The work of sanitary physicians in labor hygiene in the field of improving working conditions / A. Z. [!] Tsessarsky ; USSR Min. of public health. Central inst. for advanced med. training. ILO - International travelling seminar on air pollution in the working environment.The work of sanitary physicians in labor hygiene in the field of improving working conditions / A. Z. [!] Tsessarsky.The work of sanitary physicians in labor hygiene in the field of improving working conditions.Μ./, 1971 ( ). - 1971. - [2], 16 с. ; 20 см см.The work of sanitary physicians in labor hygiene in the field of improving working conditions. Μ., 1971 .Ме2-100[р124.1]/International labour organization Interregional travelling seminar on air pollution in the working environment (; 1971)/Tsessarsky ./