TY  - RPRT
TI  - Positional changes of complete dentures. A 7-year longitudinal study.
AU  - A Tallgren
PY  - 1969
DO  - 10.3109/00016356908994049
UR  - https://pubmed.ncbi.nlm.nih.gov/5260838/
ID  - 5260838
ER  -