ERBB2 and skin basal cell carcinoma: Regarding the prognostic value of B7-H6 and PD-L1 through survival analyzes among Her2 positive patients, the same observations were recorded with OS curves in whole cohort analyzes showing longer survival for patients with high TILs-B7-H6 status and shorter survival for patients with high B7-H6 BCC expression (supplementary Fig. 2a–c).