Title: Vsesoi︠u︡znyĭ nauchno-issledovatelʹskiĭ institut okhrany truda VT︠S︡SPS v Leningrade
Subjects: Industrial safety, Work environment, Industries, Vsesoi͡uznyĭ nauchno-issledovatelʹskiĭ institut okhrany truda (Soviet Union)
Places: Soviet Union