title: Relation of new disposal unit to risk of needle puncture injuries.
mesh_terms: D003428:Cross Infection / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D009339:Needles; D009784:Occupational Diseases / Q000209:etiology* / Q000517:prevention & control; D010564:Personnel, Hospital; D012037:Refuse Disposal / Q000295:instrumentation*; D014768:Virginia; D014947:Wounds and Injuries / Q000209:etiology* / Q000517:prevention & control