Ключевые слова: arm, bacteria, clinic, closeup, concept, contamination, day, disease, doctor, earth, ecological, ecology, environment, epidemic, flu, global, globe, glove, hand, health, healthcare, healthy, hold, infection, influenza, isolation, medical, nature, new, normal, pandemic, planet, pollution, problem, protection, protective, quarantine, reality, research, save, specialist, spread, symbol, vaccination, virus, world,