Sumarta, Ni Putu, Coen Pramono D, Eryk Hendrianto, Helen Susilowati, Deya Karsari, & Fedik A. Rantam. " Chondrogenic Differentiation Capacity of Human Umbilical Cord Mesenchymal Stem Cells with Platelet Rich Fibrin Scaffold in Cartilage Regeneration (In Vitro Study)." BALI MEDICAL JOURNAL [Online], 5.3 (2016): n. pag. Web. 26 Jan. 2021