Kaluarachchi, S. S. , Dhahanayake, N. N. , Chularathne, H. M. L. L. de Seram, P. O. , Madushani, H. L. D. , Sellahewa, P. G.
Impact of self-reporting voice symptoms on occupational and social life among sales persons and their knowledge on vocal hygiene, techniques,habits and treatment options for voice problems. - Kelaniya University of Kelaniya 2013 - vii, 51 p. 30 cm.
Research Project
Student Research Reports
Impact of self-reporting voice symptoms on occupational and social life among sales persons and their knowledge on vocal hygiene, techniques,habits and treatment options for voice problems. - Kelaniya University of Kelaniya 2013 - vii, 51 p. 30 cm.
Research Project
Student Research Reports