Parnell, C J A comparison of heavy water and beryllium as cyclotron targets for fast neutron production for radiotherapeutic applications. [electronic resource] - The British journal of radiology Jan 1971 - 63-6 p. digital Publication Type: Journal Article ISSN: 0007-1285 Standard No.: 10.1259/0007-1285-44-517-63 doi Subjects--Topical Terms: BerylliumDeuteriumNeutronsRadiotherapy DosageRadiotherapy, High-EnergySpectrum Analysis