Marie Curie them on visits to Poland. She named the first chemical element that she discovered in 1898 "polonium", after her native country. Marie Curie died in 1934, aged 66, at a sanatorium in Sancellemoz (Haute-Savoie), France, of aplastic anemia from exposure to radiation in the course of her scientific research and in the course of her radiological work at field hospitals during World War I. Maria Skłodowska was born in Warsaw, in Congress Poland in the Russian Empire, on 7 November 1867, the fifth and youngest child of well-known teachers Bronisława, "née" Boguska, and Władysław Skłodowski. The elder siblings of Maria
Marie Curie served if operated upon as soon as possible. She saw a need for field radiological centres near the front lines to assist battlefield surgeons. After a quick study of radiology, anatomy, and automotive mechanics she procured X-ray equipment, vehicles, auxiliary generators, and developed mobile radiography units, which came to be popularly known as "petites Curies" ("Little Curies"). She became the director of the Red Cross Radiology Service and set up France's first military radiology centre, operational by late 1914. Assisted at first by a military doctor and by her 17-year-old daughter Irène, Curie directed the installation of 20 mobile radiological