Ключевые слова: analysis, antigen, blood, bowel, cancer, carcinoembryonic, carcinoma, cassette, cea, certification, colon, colorectal, concept, detection, device, diagnostic, disease, face mask, form, glove, hand, health, healthcare, hematology, holding, hospital, illness, immunology, intestinal, intestine, lab, laboratory, marker, mask, medical, patient, plasma, positive, prevention, rapid, rapid test, results, screening, self test, serology, serum, sickness, test, tumor,