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Röntgen ray diagnosis and therapy . eentried in vain. A n undoubtedadvantage of the ra-dium over the Ront-gen rays is that itcan be placed intom u c o u s cavities,like
W c roentgen hi-res stock photography and images - Alamy
What is the difference between Roentgen, Sieverts and RAD? I've looked it up but I still don't understand what they exactly measure in terms of radioactivity. - Quora
Photograph of Dr. Wilhelm Conrad Roentgen, the discoverer of X-rays,... | Download Scientific Diagram
Roentgen Equivalent Man - an overview | ScienceDirect Topics
Röntgen ray diagnosis and therapy . far as the diagnosis of the number, shape, and position of vesi-cal calculi is concerned, the Eontgen rays afford a more valuablemeans than the cystoscope.