Letter: Virus-like particles in human leukemic cells.
D000818:Animals; D002642:Chick Embryo; D006801:Humans; D007945:Leukemia, Lymphoid / Q000382:microbiology* / Q000473:pathology; D007951:Leukemia, Myeloid / Q000382:microbiology* / Q000473:pathology; D008854:Microscopy, Electron; D012190:Retroviridae / Q000032:analysis*