Siverdeen, Z Exposure to noise in orthopaedic theatres--do we need protection? [electronic resource] - International journal of clinical practice Nov 2008 - 1720-2 p. digital Publication Type: Journal Article ISSN: 1742-1241 Standard No.: 10.1111/j.1742-1241.2007.01689.x doi Subjects--Topical Terms: Ear Protective DevicesHearing Loss, Noise-Induced--etiologyHumansNoise, Occupational--adverse effectsOccupational Diseases--etiologyOccupational Exposure--adverse effectsOrthopedicsReference Values