Table 3: Subgroups
| Subgroup A (1 mm occlusal to CEJ) | The gingival seat was placed 1 mm occlusal to CEJ on mesial surface | ||
| Subgroup B (1 mm apical to CEJ) | The gingival seat was placed 1 mm apical to CEJ on distal surface |
Table 3: Subgroups
| Subgroup A (1 mm occlusal to CEJ) | The gingival seat was placed 1 mm occlusal to CEJ on mesial surface | ||
| Subgroup B (1 mm apical to CEJ) | The gingival seat was placed 1 mm apical to CEJ on distal surface |