[Development of the x-ray radiology service in the Mongolian People's Republic].
D049673:History, 20th Century; D008986:Mongolia; D011859:Radiography / Q000266:history*; D011871:Radiology / Q000266:history*
Razvitie rentgenoradiologicheskoĭ sluzhby v Mongol'skoĭ Narodnoĭ Respublike.