BTLA and non-small cell lung carcinoma: In one of our studies by Andrzejczak et al. we investigated the correlation between seven BTLA SNPs: rs2705511, rs1982809, rs9288952, rs9288953, rs1844089, rs11921669, and rs2633582, and susceptibility to NSCLC in 383 cases and 474 HC in the Polish population.