[Improvement in a classification information-retrieval language on the topic of medical roentgenology and radiology].
D002965:Classification; D003201:Computers; D007256:Information Systems; D011859:Radiography; D011871:Radiology; D012984:Software; D009626:Terminology as Topic; D014586:USSR
Sovershenstvovanie klassifikatsionnogo informatsionno-poiskovogo iazyka po probleme "Rentgenologiia i radiologiia meditsinskaia".