Yuan J, Xu M, Li J, Li N, Chen L-Z, Feng Q-S, et al. Prognostic value of cystatin C in patients with nasopharyngeal carcinoma: a retrospective study of 1063 patients . Clinics [Internet]. 2016 Jun. 1 [cited 2024 Jun. 23];71(6):338-43. Available from: https://journals.usp.br/clinics/article/view/117968