LEUKEMIA, LYMPHOGRANULOMATOSIS AND HISTIOCYTOSIS OF LANGERHANS IN CHILDREN WITH A HISTORY OF ENLARGED THYMUS СтатьяKUZMENKO L.G., MININA G.L., INOSEMTSEVA E.A.Gematologiya i Transfuziologiya. Том 39. 1994. С. 23-26