medical 3d , test-tubes vials in university facility - blood sample gene test for alanine aminotransferase or aids

aids albumin aminotransferase amount analysis analyzing background bacteria bilirubin bio blood blue care college concept coronavirus covid creatinine design education eosinophiles equipment facility fasting glass gradient health illustration industry leukocytes liquid lupus medical medicine microbiology ncov phosphatase phosphorus platelets proofs protein rendering research science test tube vaccine vial white