title: [Achievements of Lódź internists during the 30 years of the Polish People's Republic].
mesh_terms: D006296:Health Services / Q000706:statistics & numerical data; D049673:History, 20th Century; D007388:Internal Medicine / Q000266:history*; D011044:Poland
vernacular_title: Osiagniecia interny łódzkiej w okresie 30-lecia Polskiej Rzeczypospolitej Ludowej.