Yap I, Chuan HK, Halim S. ARTICLE REVIEW “A CASE REPORT OF BLACK HAIRY TONGUE (MELANOTRICHIA LINGUAE OR LINGUA PILOSA NIGRA)”. KNOWLEDGE [Internet]. 2025Jun.30 [cited 2026Jan.23];5(2):530-6. Available from: https://jurnalp4i.com/index.php/knowledge/article/view/4786