Ключевые слова: assistance, blood, cancer, care, clinic, close up, concentration, confidence, doctor, electronic, equipment, exam, examining, expertise, general, healthcare, hospital, human, icu, indoors, iv, laboratory, medical, medicine, occupation, operating, person, practitioner, procedure, professional, science, scientific, scientist, services, skill, surgery, surgical, technology, transfusion, tubes, urgency, worker, working,