TY  - RPRT
TI  - The "silent cough" method for vocal hyperfunction.
AU  - D H Zwitman
AU  - T C Calcaterra
PY  - 1973
DO  - 10.1044/jshd.3801.119
UR  - https://pubmed.ncbi.nlm.nih.gov/4698379/
ID  - 4698379
ER  -