| ADA | American Dental Association |
| A-silicones | addition silicones |
| BOP | bleeding on probing |
| GI | gingival index |
| GR | gingival recession |
| PD | probing depth |
| PPD | periodontal probing depth |
| PTFE | polytetrafluoroethylene |
| PVS | polyvinyl siloxane |
| VAS | Visual Analogue Scale |
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