test or blood sample in a test tube, in the hands of a doctor or laboratory assistant. a medical worker wearing gloves holds a flask of blood in his hands. the concept of health and medicine, the development of a vaccine against coronavirus and diseases. - 採血管 ストックフォトと画像
a blood sample being held with a row of human samples for analytical testing including blood, urine, chemistry, proteins, anticoagulants and hiv in lab - 採血管 ストックフォトと画像
close up of female nurse hands. she takes blood of patient in test tube at hospital. - 採血管 ストックフォトと画像
November 2022, Schleswig-Holstein, Kaltenkirchen: An employee of the German Red Cross places a tube of blood from a donor on a table during a blood...
