Rathnayaka, M. S. M.
Maximum phonation time (MPT) of healthy people in the Colombo district - Kelaniya University of Kelaniya 2017 - viii, 25 p. 30 cm.
Student Research Reports
Maximum phonation time (MPT) of healthy people in the Colombo district - Kelaniya University of Kelaniya 2017 - viii, 25 p. 30 cm.
Student Research Reports