ID 161448912 © Gamjai | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
aids analysis anti antibody bacteria biological biology biotechnology blood chemisty clinical container disease document donor epidemic equipment exam form hemoglobin hiv hospital immunize infection infectious lab label laboratory medical microscope needle negative outbreak pandemic positive protection research science screening syringe test tube vaccince vaccum vial virus