Ключевые слова: background, blood, bone marrow, cancer, carcinoma, care, caution, cell, chemotherapy, concept, conceptual, cure, disease, hand, heal, health, hodgkins, human, illness, immune, isolated, lymph, lymphocytes, lymphoma, medical, medicine, melanoma, metastases, no, node, notice, painted, people, prevention, prostate, radiotherapy, risk, sickness, sign, spleen, stop, surgery, symbol, system, tissue, transplantation, treatment, tumor, warning, white,