TY  - RPRT
TI  - A maximum-force-dependent protocol for assessing labial force control.
AU  - J D Amerman
PY  - 1993
DO  - 10.1044/jshr.3603.460
UR  - https://pubmed.ncbi.nlm.nih.gov/8331903/
ID  - 8331903
ER  -