title: An electronic particle counting and dispensing device for use in animal injection experiments.
mesh_terms: D000818:Animals; D006195:Hafnium; D007267:Injections / Q000295:instrumentation*; D010087:Oxides; D011874:Radiometry; D013051:Spectrometry, Gamma; D015040:Zirconium
chemical_list: D010087:Oxides; D015040:Zirconium; D006195:Hafnium