TY  - RPRT
TI  - [Activated appliances and expansion].
AU  - J Barreiro Daviña
AU  - J Hevia del Rio
AU  - C Alvarez Brasa
PY  - 1987
UR  - https://pubmed.ncbi.nlm.nih.gov/3078367/
ID  - 3078367
ER  -