TYPE D RETROVIRUS SPECIFIC SEQUENCES IN LYMPHOCYTES OF THE CHILDREN WITH BURKITT-TYPE LYMPHOMA AND THEIR PARENTS ArticleIlyin K.V., Kzhyshkowska J.G., Imamova L.R., Mashkova T.D., Ostashkin A.S., Kiselev A.V., Gordina G.A., Kurmashow V.I., Itkes A.V.Immunology Letters. Том 78. 2001. С. 51-54