IMMUNOlogical microenvironment in REctal Adenocarcinoma Treatment (IMMUNOREACT 1; NCT04915326): preliminary results on prediction of presence of nodal metastasis in early rectal cancer. Issue 2 (February 2022) - Spolverato, Gaya; Pucciarelli, Salvatore; Fassan, Matteo; Scarpa, Melania; Chiminazzo, Valentina; Angriman, Imerio; Ruffolo, Cesare; Marchegiani, Francesco; Anna, Pozza; Massani, Marco; De Simoni, Ottavia; Pilati, Pierluigi; et al.