1. Noise-induced hearing loss in snorers and their bed partners;Sardesai;J Otolaryngol,2003
2. Berg G, Hakannson J. Hearing protection earplugs. United States patent US 20148739798; 2014 June 3.
3. Columbia.edu [Internet]. New York: the Trustees of Columbia University, c2005-15. Available from: [updated 2014 September 5; cited 2015 October 7].
4. Near field zones of quiet;Joseph;J Sound Vib,1994
5. The active control of human snoring: an experimental study;Blondel,1997