TY  - RPRT
TI  - Tongue function during activator treatment. A cephalometric and dynamometric study.
AU  - J Ahlgren
PY  - 1979
DO  - 10.1093/ejo/1.4.251
UR  - https://pubmed.ncbi.nlm.nih.gov/298210/
ID  - 298210
ER  -