TY  - RPRT
TI  - Normal lip function in adults.
AU  - R E Page
AU  - M F Stranc
PY  - 1982
DO  - 10.1097/00000637-198212000-00009
UR  - https://pubmed.ncbi.nlm.nih.gov/7165244/
ID  - 7165244
ER  -