Dharmathilake, R. M. L. N.
Establish the prevalence of risk factors, level of knowledge and actions taken to reduce risk factors, of voice problems in primary school teachers. - Kelaniya University of Kelaniya 2014 - iv, 49 p. 30 cm.
Research Project
Student Research Reports
Establish the prevalence of risk factors, level of knowledge and actions taken to reduce risk factors, of voice problems in primary school teachers. - Kelaniya University of Kelaniya 2014 - iv, 49 p. 30 cm.
Research Project
Student Research Reports