RAVI, . D. D. K. .; SHUNMUGAVELU, K. .; VIJAYASELVAM, B. S. . Biochemical perspective of gingival crevicular fluid: a diagnostic tool for the detection of periodontal health and diseases – a systematic review. Student’s Journal of Health Research Africa, Africa, v. 7, n. 3, p. 14, 2026. DOI: 10.51168/sjhrafrica.v7i3.2472. Disponível em: https://sjhresearchafrica.org/index.php/public-html/article/view/2472. Acesso em: 31 mar. 2026.