title: [20th Jubilee session of the Polish Society of Phthisiopneumonology, Gdansk, 22-23, September 1979. Proceedings].
mesh_terms: D006801:Humans; D008171:Lung Diseases; D011044:Poland; D012955:Societies, Medical; D014397:Tuberculosis, Pulmonary
vernacular_title: XX jubileuszowy zjazd Polskiego Towarzystwa Ftizjopneumonologicznego, Gdańsk, 22--23.ix.1979 r.