TY  - RPRT
TI  - Comment on "Methodological variables affecting phonational frequency range in adults".
AU  - S N Awan
AU  - P B Mueller
PY  - 1990
DO  - 10.1044/jshd.5504.804
UR  - https://pubmed.ncbi.nlm.nih.gov/2232759/
ID  - 2232759
ER  -