Effect of periodontal therapy on endothelial function and serum biomarkers in patients with periodontitis and established cardiovascular disease: a pilot study - Molina, Ana; Ambrosio, Nagore; Molina, María; Montero, Eduardo; Virto, Leire; Herrera, David; Figuero, Elena; Sanz, Mariano (Frontiers in Oral Health, 2025)