PD-L1/PD-1 crosstalk in colorectal cancer: are we targeting the right cells? oleh Ramón Cantero-Cid, José Casas-Martin, Enrique Hernández-Jiménez, Carolina Cubillos-Zapata, Aníbal Varela-Serrano, José Avendaño-Ortiz, Marta Casarrubios, Karla Montalbán-Hernández, Ignacio Villacañas-Gil, Laura Guerra-Pastrián, Begoña Peinado, Cristóbal Marcano, Luis A Aguirre, Eduardo López-Collazo