Retroviruses in human lymphoma/leukemia.
D017977:Deltaretrovirus; D006801:Humans; D007938:Leukemia / Q000209:etiology* / Q000382:microbiology; D008223:Lymphoma / Q000209:etiology* / Q000382:microbiology; D012190:Retroviridae; D012192:Retroviridae Infections / Q000150:complications