Treatment of Esthetic Complications with Peri-implant Soft Tissue: A Description of the "Apical Approach" Surgical Technique and Presentation of Two Clinical Cases

1. Quispe-López, N.
2. Flores-Fraile, J.
3. Fernández-Baca, I.
4. Santos-Sánchez, J.
5. Mena-Álvarez, J.
6. Montero-Martín, J.