Tukiran, Tukiran, Nadiah A. Salma, Suyatno Sutoyo, and Fauzia I. Sabila. 2023. “Anti-Arthritic Activity of Combination of Caesalpinia Sappan and Zingiber Officinale Extracts in Complete Freund’s Adjuvant- Induced Arthritic in Rats: Http: www.doi.org 10.26538 Tjnpr V7i11.19”. Tropical Journal of Natural Product Research (TJNPR) 7 (11): 5164-71. https://tjnpr.org/index.php/home/article/view/3015.