Download
Close

Автор:
id:
Ключевые слова:
analysis, analyzing, biochemistry, blood, blood sample, blood test, blood tube, contagion, container, corona, coronavirus, coronavirus disease, covid19, diagnostic, doctor, epidemic, face shield, female, gloves, googles, hand, health care, holding, infection, label, laboratory, mask, medical mask, microbiologist, ncov, nurse, pandemic, plague, positive, probe, protection, protective suit, respirator, respiratory, result, sample, scientist, specimen, suit, taking, test, testtube, tube, virus,