1. Vasilenko YuS. Golos. Foniatricheskie aspekty. M.: Dipak; 2013. (In Russ.).
2. Daikhes NA, Bykova VP, Ponomarev AB, Davudov KhSh. Klinicheskaya patologiya gortani: Rukovodstvo-atlas dlya poslediplomnogo obucheniya spetsialistov nauchnykh, lechebnykh i uchebnykh meditsinskii uchrezhdenii. M.: ООО «Meditsinskoe informatsionnoe agentstvo»; 2009. (In Russ.).
3. Romanenko SG, Pavlikhin OG. Vocal fold nodules. Russkij medicinskij zhurnal. 2011;24:1476-1477. (In Russ.).
4. The electron microscopic study of tumour-like structures on the vocal cords