“A Single Center Experience of Neutrophil to Lymphocyte Ratios (NRL) in Determining the Prognosis of Nasopharyngeal Cancer ”. Annals of Medical Research 23, no. 2 (May 25, 2021): 0192–0195. Accessed April 19, 2025. http://annalsmedres.org/index.php/aomr/article/view/2256.