The advice from doctors is clear: Don't use cotton swabs to clean your ears.
원문출처 : http://www.cnn.com/2017/05/11/health/ear-cleaning-cotton-swab-injury-study/index.html
원문출처 : http://www.cnn.com/2017/05/11/health/ear-cleaning-cotton-swab-injury-study/index.html