Patient during blood test sampling procedure taken for analysis

red, bag, health, healthy, blood, medicine, healthcare, medical, care, man, supply, technology, doctor, heart, hospital, nurse, woman, patient, test, work, arm, tube, treatment, bank, sample, lab, laboratory, science, system, analyzing, virus, needle, syringe, research, vein, aid, surgery, clinic, plasma, donation, checking, donate, infection, testing, Sampling, transfusion, transfuse, donor, hematology, bloodwork,