Ключевые слова: alert, biohazard, biological, caucasian, caution, cells, concept, contagious, contamination, copy space, coronavirus, coughing, covid 19, crisis, danger, digitally generated, disease, emergency, epidemic, face mask, female, girl, global, health, healthcare, illness, immunization, infection, laboratory, medical, medicine, microbiology, one person, outbreak, pandemic, people, prevention, protection, research, respiratory, safety, science, security, sickness, spread, study, vaccine, virus, virus spread, woman, worldwide, young, young adult,