Ключевые слова: aid, application, assistance, background, black, call, care, cell, cellphone, check, communication, concept, connection, cure, desk, device, diagnose, diagnostic, digital, display, doctor, electronic, equipment, examination, health, healthcare, hospital, internet, medical, medicine, mobile, mobile phone, modern, no people, online, phone, problem, repair, screen, service, smart, smart phone, smartphone, stethoscope, technology, test, tool,