Szukana fraza: [Tytuł = Declaration on occupational health for all. Approved at the Second Meeting of the WHO collaborating centres in occupational health, Beijing, China, 11\-14 October 1994] lub [Autor = Rantanen, Jorma] lub [Autor = Fengsheng, H. E.] lub [Autor = Lemen, Richard A.] lub [Autor = Izmerov, Nikolai F.]
