title: [Fifty years of the Department of Orthodontics in Warsaw].
mesh_terms: D049673:History, 20th Century; D009970:Orthodontics / Q000193:education / Q000266:history*; D011044:Poland; D012575:Schools, Dental / Q000266:history*
vernacular_title: Pół wieku Katedry Ortodoncji w Warszawie.