[Role of viruses in the etiology of malignant ulcers].
N N
NN
PETROV
D004194:Disease; D006801:Humans; D014456:Ulcer / Q000209:etiology*; D014780:Viruses
ULCER/etiology and pathogenesis; VIRUSES/diseases
Rol virusov v etiologii zlokachestvennykh epukholet.