D. J. . Ong, P. A. . Medina, S. J. . Datay-Lim, and E. A. . Alcazaren, “Intraobserver and Interobserver Agreement in the Scoring of PD-L1 (SP142) and Tumor-Infiltrating Lymphocytes in Triple Negative Breast Cancers”, Phil Journal Path, vol. 6, no. 2, pp. 30–36, Dec. 2021.