TY - RPRT TI - Validity and reliability of the glottal function index. AU - Kevin K Bach AU - Peter C Belafsky AU - Kathleen Wasylik AU - Gregory N Postma AU - Jamie A Koufman PY - 2005 DO - 10.1001/archotol.131.11.961 UR - https://pubmed.ncbi.nlm.nih.gov/16301366/ ID - 16301366 ER -