Ключевые слова: accessory, aid, air, ambulance, care, cat, clinic, clinical, cold, contagion, corona, coronavirus, cough, covid, danger, diagnostic, disease, emergency, epidemic, face, flu, fun, green, head, health, holding, immunity, infection, mask, medicals, medication, medicine, pandemic, patient, physician, prevention, protect, protection, protective, sad, safety, surgical, treatment, using, virus, white, young,