Changes in the daily phonotrauma index following the use of voice therapy as the sole treatment for phonotraumatic vocal hyperfunction in females

Jarrad H. Van Stan, Andrew J. Ortiz, Katherine L. Marks, Laura E. Toles, Daryush D. Mehta, James A. Burns, Tiffiny Hron, Tara Stadelman-Cohen, Carol Krusemark, Jason Muise, Annie B. Fox, Charles Nudelman, Steven Zeitels, Robert E. Hillman