TECHNIQUES OF A VIDEO-ASSISTED OPERATION ON THYROID IN ITS NODULAR MASSES Article Yegiyev, Aliyev, Rudakova M.N., Куапdzhuntsev S.Р., Ilina Y.V., Gogitidze N.N., Chizhov D.V., Silenko Анналы хирургии. 2004. P. 52-55