Author

G. Z. Zambrano Manzaba

3 papers indexed here

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Review Open access Oct 2026

Long-Term Aesthetic Performance of Freehand Direct Anterior Composite Resin Restorations: A Systematic Review and Meta-Analysis of Colour Alteration, Marginal Discolouration, and Surface-Quality Deterioration

Background: Freehand direct composite resin veneers offer a minimally invasive approach for managing aesthetic alterations in anterior teeth; however, their long-term colour alteration and surface performance remain uncertain. This systematic review evaluated colour alteration, marginal discolouration, and surface-qual...

Luis Chauca-Bajaña, G. G. Zambrano Manzaba, Luis Campos Lascano et al. · Dental journal · 0 citations

Open access Aug 2026

Association Between Periodontitis Severity and Oral Health-Related Quality of Life: A Cross-Sectional Study Using the 2017 Periodontitis Classification

Background: Periodontitis is a chronic inflammatory disease characterized by progressive destruction of the tooth-supporting tissues and may substantially impair oral health-related quality of life (OHRQoL). Although the clinical consequences of periodontitis are well documented, the extent to which disease severity is...

G. G. Zambrano Manzaba, Jazmin Rodríguez Grajales, Hector Alfredo Lema Gutierrez et al. · Healthcare · 0 citations

Review Open access Sep 2026

Cell-Based Therapies for Periodontal Regeneration: A Systematic Review and Meta-Analysis with Future Implications for Personalized Medicine

Background/Objectives: Periodontitis is a chronic inflammatory disease characterized by progressive destruction of the periodontal supporting tissues. Regenerative responses may vary according to patient-related biological characteristics, periodontal defect morphology, the local inflammatory microenvironment, cellular...

R. E. Erazo Vaca, G. G. Zambrano Manzaba, L. Bajaña et al. · Journal of Personalized Medi... · 0 citations