Ключевые слова: abnormal cells, biology, cancer, cancer cells, cancer spread, cancer symptoms, cancer treatment, cancerous, carcinogen, cell damage, cells, diagnosis, disease, division, dna, growth, human, human cancer, illness, immune system, killer cells, lung cancer, malignant, malignant cells, malignant neoplasm, medical, medicine, microscopic, molecules, pathology, prevention, prostate cancer, sickness, single, skin cancer, spreading, treatment, tumor, unregulated cell growth, virus,