Ключевые слова: analysis, arm, biochemistry, biology, biotechnology, blood, care, check, chemical, chemistry, clinic, closeup, coronavirus, covid19, diagnosis, diagnostic, disease, doctor, donation, equipment, exam, experiment, female, glove, hand, health, health care, hospital, infection, laboratory, liquid, medicine, microbiology, nurse, professional, research, sample, science, scientific, syringe, technology, test, test tube, treatment, tube, vein, virus, woman,