TY  - RPRT
TI  - EGG open quotient in aging voices--changes with increasing chronological age and its perception.
AU  - Ralf Winkler
AU  - Walter Sendlmeier
PY  - 2006
DO  - 10.1080/14015430500445534
UR  - https://pubmed.ncbi.nlm.nih.gov/16754276/
ID  - 16754276
ER  -