[A set of test objects for quality control in x-ray diagnosis].
Gurvich
A M
AM
Krymasova
N M
NM
Leonova
N I
NI
Chikirdin
E G
EG
D006801:Humans; D011786:Quality Control; D011859:Radiography / Q000295:instrumentation* / Q000592:standards*
Komplekt test-ob"ektov dlia kontrolia kachestva v rentgenodiagnostike.