The trend in the development of X-ray equipment and some of its applications. 1946.
G S
GS
Innes
D001698:Biomedical Engineering / Q000266:history* / Q000295:instrumentation; D005060:Europe; D049673:History, 20th Century; D006801:Humans; D018787:Radiation Oncology / Q000266:history* / Q000295:instrumentation; D011859:Radiography / Q000266:history* / Q000295:instrumentation; D011872:Radiology Department, Hospital / Q000266:history; D014481:United States; D014965:X-Rays