Torlakovic, E, Lim, H J, Adam, J, Barnes, P, Bigras, G, Chan, A W H, Cheung, C C, Chung, J-H, Couture, C, Fiset, P O, Fujimoto, D, Han, G, Hirsch, F R, Ilie, M, Ionescu, D, Li, C, Munari, E, Okuda, K, Ratcliffe, M J, Rimm, D L, Ross, C, Røge, R, Scheel, A H, Soo, R A, Swanson, P E, Tretiakova, M, To, K F, Vainer, G W, Wang, H, Xu, Z, Zielinski, D & Tsao, M-S 2020, ' "Interchangeability" of PD-L1 immunohistochemistry assays : a meta-analysis of diagnostic accuracy ', Modern Pathology, vol. 33, no. 1, pp. 4-17 . https://doi.org/10.1038/s41379-019-0327-4 Modern Pathology