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Tubes prepared in lab centrifuge machine blood bank

Blood sample on female hands. The blood is a life!

Blurred Woman in mask and gloves choosing blood sample for looking with microscope, copy space

Blood samples are on a laboratory form for Finding out the blood values

Blood sampling

A lady's hands measuring blood sugar, glucose with a home test to control her diabetes

Close up of scientist examining chemical tubs in lab

Close up of scientist holding and examining blood sample in lab

Technician placing blood tubes in the laboratory centrifuge

Scientist working with blood sample in laboratory, closeup

Blood tube. Covid 19 Test. doctor hand holding a blood sample tube for analysis in the lab background. Technician in medical gloves holding blood tube test for research vaccine to protect virus infected. CU isolated shot

Doctor's hand holding test tube with blood sample on white background

Lab worker holding test tube with blood sample on color background

Doctor holds the blood test tube with positive test on coronavirus.

Hand of laboratory assistant holding test tube with blood sample on color background

Woman holding test tube with blood sample, closeup

Hand of young woman doctor wear uniform white clothes and medical mask protection virus disease on nose while holding use finger pointing to test tube with blood sample over isolated white background. Select focus

Point of view of a male patient getting blood drawn for a blood test in a clinic

Scientist holding test tube with blood sample and label CORONA VIRUS in laboratory, closeup

Blood tube. Covid 19 Test. doctor hand holding a blood sample tube for analysis in the lab background. Technician in medical gloves holding blood tube test for research vaccine to protect virus infected. CU isolated shot

Hand of laboratory assistant holding test tube with blood sample on white background

A virologist in a medical mask and protective clothing holds a test tube with a blood sample for coronavirus testing. Pandemic. Respiratory syndrome, panic, experiences, research

Cure for coronavirus. Hand holding blood sample in vacuum tube. Positive test result for the new rapidly spreading Coronavirus, originating in Wuhan, China. Dangerous virus nCoV, pandemic risk alert.

Scientists or doctors collect blood samples from new strains of virus patients for analysis and vaccination in the research laboratory, Vaccine research to eliminate viruses concept.

Blood tube. Covid 19 Test. doctor hand holding a blood sample tube for analysis in the lab background. Technician in medical gloves holding blood tube test for research vaccine to protect virus infected. CU isolated shot

Doctor holds in hands a glass empty test tube for analysis of Covid-19. Close-up.

Scientist holding test tube with blood sample in laboratory, closeup. Virus research

Doctor holding a bottle of blood sample

Drop of blood dripping from syringe after extracting it from patient

Coronavirus covid19 infected blood sample in sample tube on table in corona virus laboratory

Doctor holds blood tube test, concept of coronavirus pandemic.

Close up of doctor hand holding blood sample. Medical equipment. Blood test. A doctor wearing personal protective equipment including mask, goggle, and suit to protect COVID 19 coronavirus infection.

Blood test for COVID-19. Examination of a blood sample for the presence of SARS-CoV-2 coronavirus close up

Rack with tubes with blood samples from patients for analysis in the hematology laboratory. Tube tray with blood tubes samples for testing in the preanalytical lab

Coronavirus 2019-Ncov With Positive Blood Test

Doctor injecting a blood sample in a test tube analysis.

Coronavirus 2019-Ncov With Positive Blood Test

Female intern student looks at a test tube of blood in the laboratory to determine virus coronavirus. covid 19

Close up of empty glass test tube in doctor's hands.

Doctor hand is taking test tube with blood sample from tray on the table.

Scientist holding Coronavirus covid-19 infected blood sample tube. DNA testing of the blood in the laboratory with blood sample collection tubes and syringe Coronavirus Covid-19 vaccine research

Woman working with blood sample in laboratory, closeup

Woman working with blood sample in laboratory, closeup

Blood tubes in tray in workbench of the laboratory. rack with tubes blood samples from patients for analysis in the hematology lab

Doctor wearing medical gloves holding a blood tube with positive Coronavirus 2019-nCoV Blood Sample.

Test tube with blood on gauze cloth. Analysis for coronavirus

Doctor wearing medical gloves holding a blood tube with positive new version of Coronavirus 2019-nCoV S-cov and L-Cov Blood Sample.

A hand of a doctor in a blue disposable medical glove holding a positive coronavirus (COVID-19) blood test in the laboratory.

Coronavirus covid19 infected blood sample in sample tube on table in corona virus laboratory

Blood sample from patient placed into test tube for analyzing and testing at laboratoty