title: [In memory of Maria Werkenthin].
authors.affiliation: Katedra i Zakład Medycyny Rodzinnej Warszawskiego Uniwersytetu Medycznego. tmzielonka@wp.pl
authors.forename: Tadeusz M
authors.initials: TM
authors.lastname: Zielonka
mesh_terms: D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D008171:Lung Diseases / Q000266:history*; D011044:Poland; D013902:Radiography, Thoracic / Q000266:history*