The presence of lymphoblasts in the gingival crevice of children with acute lymphoblastic leukemia.
D000293:Adolescent; D002648:Child; D005260:Female; D005881:Gingiva / Q000473:pathology*; D006801:Humans; D007945:Leukemia, Lymphoid / Q000097:blood / Q000473:pathology*; D007958:Leukocyte Count; D008214:Lymphocytes / Q000473:pathology; D008297:Male; D009504:Neutrophils / Q000473:pathology