Application value of cell free ferrous protoporphyrin detection combined with narrow band imaging endoscopy and aniline blue staining in early diagnosis of nasopharyngeal carcinoma
Zhao Fenxia, Li Yi, Zhao Yanling, Du Zhiwei
Qingdao Medical Journal . 2025, (4): 254 -258 .  DOI: 10.3969/j.issn.1006-5571.2025.04.004