Putri, F. ., B. . Martadiputra, and L. Lukman. “Log-Rank Test As A Continuation of The Kaplan-Meier Method in Survival Analysis Using R Language (Case Study: D-Penicillamine Treatment on the Probabillity of Survival in Primary Biliary Cirrhosis (PBC) Patients at the Mayo Clinic)”. Jurnal Matematika, Statistika Dan Komputasi, vol. 21, no. 1, Sept. 2024, pp. 285-06, doi:10.20956/j.v21i1.36073.