Faisal, Ahmed Nassir. “Collagen Biomarkers Indicate Increased Tissue Damage in Connective Tissue Disorders: Biomarker Kolagen Mengindikasikan Peningkatan Kerusakan Jaringan Pada Gangguan Jaringan Ikat”. Academia Open 10, no. 1 (March 13, 2025): 10.21070/acopen.10.2025.10760. Accessed September 3, 2025. https://acopen.umsida.ac.id/index.php/acopen/article/view/10760.