Ye-Rin Heo, Chang-Nam Son, Won-Ki Baek, and Sang-Hyon Kim, “Grape seed proanthocyanidin extract induces apoptotic and autophagic cell death in rheumatoid arthritis fibroblast-like synoviocytes”, Archives of Rheumatology, vol. 37, no. 3, pp. 393–403, Sep. 2022.