[A jubilee to honor Prof. Witold Zahorski].
D000874:Anthracosilicosis / Q000266:history*; D003032:Coal Mining / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009787:Occupational Medicine / Q000266:history*; D011044:Poland; D012577:Schools, Medical / Q000266:history
Jubileusz Profesora Witolda Zahorskiego.