Ключевые слова: analysing, analysis, bacterial, biochemical, biological, bottle, care, contagious, corona, cover, danger, diagnostic, disease, doctor, epidemic, equipment, flu, fluid, hazard, health, hospital, infection, laboratory, medicals, medicine, pandemic, patient, personal, protective, pulmonary, research, respiratory, sample, test, tube, vaccination, vaccine, virology, virus, white, widener,