182P Correlation between TILs, ALDH1 and PD-L1 expression in triple-negative (TN) and HER2-positive (HER2+) breast cancer (BC) von López Flores, M., Honrado Franco, E., Sánchez Couisido, L.F., Minguito Carazo, C., Vallejo Pascual, M.E., Sanz Guadarrama, O., García Palomo, A., Molina de la Torre, A.J., López González, A.

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