Saliva and serum biomarkers in oral diseases: A case-control study.

Saliva stands out as an advantageous diagnostic fluid due to various reasons that make it a reliable and practical source for analysis. Its abundance facilitates easy and large-scale sample collection, enhancing its diagnostic utility. The simplicity of collecting and storing saliva samples, combined with its accessibility and cost-effectiveness compared to other body fluids, makes it an attractive choice for diagnostic purposes.