No abstract available
MeSH terms
-
Adult
-
Aged
-
Animals
-
Esophageal Neoplasms / epidemiology
-
Esophageal Neoplasms / etiology
-
Esophageal Neoplasms / pathology*
-
Female
-
Humans
-
Male
-
Middle Aged
-
Papillomaviridae
-
Tumor Virus Infections / epidemiology
-
Tumor Virus Infections / etiology
-
Tumor Virus Infections / pathology*