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Ключевые слова:
blood test, cardiac, checkup, clinical, covid19, diagnosis, diagnostic, disease, epidemic, equipment, fever, flu, glove, gloves, health care, healthy, heartbeat, hospital, illness, infection, influenza, medical mask, medicine, outbreak, pills, pneumonia, protection, protective, respiratory, safety, science, sick, sickness, stethoscope, surgical, syringe, tablet, test, test tube, thermometer goggles, treatment, virus,