Gurtsevitch, Vladimir E Diagnostic value of the Epstein-Barr virus serological markers in patients with nasopharyngeal carcinoma in cases of undetectable primary tumor location. [electronic resource] - Voprosy virusologii - 205-12 p. digital Publication Type: Journal Article ISSN: 0507-4088 Subjects--Topical Terms: AdultAgedAntibodies, Viral--bloodAntigens, Viral--bloodBiomarkers--bloodCapsid Proteins--bloodCarcinoma--complicationsCase-Control StudiesClinical Decision-Making--methodsEpstein-Barr Virus Infections--complicationsFactor Analysis, StatisticalFalse Negative ReactionsFalse Positive ReactionsFemaleHead and Neck Neoplasms--complicationsHerpesvirus 4, Human--immunologyHumansImmunoglobulin A--bloodImmunoglobulin G--bloodMaleNasopharyngeal CarcinomaNasopharyngeal Neoplasms--complicationsNeoplasms--complications