{Reference Type}: Letter {Title}: CD56-negative primary natural killer T-cell lymphoma of the testis: A case report and the literature review. {Author}: Liu L;Wang KJ;Wang Q;An L; {Journal}: Asian J Surg {Volume}: 0 {Issue}: 0 {Year}: 2024 Jun 10 {Factor}: 2.808 {DOI}: 10.1016/j.asjsur.2024.05.071