SLC26A4 and nodular sclerosis classical Hodgkin lymphoma: In this study, PCR products direct Sanger sequencing was employed to analyze the SLC26A4 c.919-2A > G and c.2168A > G variants in 1167 patients with NSHL from special education schools in nine different areas of Southwest China’s Yunnan, which included 533 Han Chinese and 634 ethnic minorities.