Ключевые слова: analysis, analyzing, biology, blue, care, clinic, cotton swab, detection, diagnosis, diagnostic, doctor, equipment, gloves, hand, health, hospital, human body part, instrument, isolated, lab, laboratory, medical, medicine, microbiology, nasopharyngeal, nasopharynx, nurse, pcr, plastic, research, sampling, science, scientific, sterile, swab, test, testing kit, tool, treatment, tube, virus analysis,