title: A metallurgic and bacteriological study of disposable injection needles in dental and oral surgery practice.
mesh_terms: D003799:Dental Stress Analysis; D004209:Disposable Equipment / Q000592:standards; D006245:Hardness Tests; D009339:Needles / Q000592:standards*; D013193:Stainless Steel; D013515:Surgery, Oral / Q000295:instrumentation*; D013594:Syringes
chemical_list: D013193:Stainless Steel