Ключевые слова: antibody testing, antigen testing, basic infection control, black, check, confirmation, corona, corona measures, coronavirus, covid19, falsenegative, figure, health, icon, illustrations, infection confirmation, infection control, infection prevention, inspection, inspection results, line art, measures, medical, minus, monochrome, mucous membrane, nasal cavity, negative, nose, outline, pcr inspection, pictogram, prevention, results, sampling, simple, simple inspection, solid color, symbol, test, vector, virus, white,