TY  - RPRT
TI  - Telescope crown retainers for removable partial dentures.
AU  - G O Isaacson
PY  - 1969
DO  - 10.1016/0022-3913(69)90211-x
UR  - https://pubmed.ncbi.nlm.nih.gov/4897479/
ID  - 4897479
ER  -