Hearing conservation in premature infants.
D006317:Hearing Loss, Noise-Induced / Q000517:prevention & control*; D006801:Humans; D007185:Incubators / Q000009:adverse effects; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000517:prevention & control*; D009622:Noise / Q000009:adverse effects