polio Hepatitis B and hand hold syringe 3 Jahren ago Hepatitis B and hand hold syringeDas Bild Hepatitis B and hand hold syringe von Marco Verch kann unter Creative Commons… Doctor in medical gloves holds a syringe with Hepatitis C text on it 3 Jahren ago Doctor in medical gloves holds a syringe with Hepatitis C text on itDas Bild Doctor in medical gloves holds a… Human hand writing Stop Polio on whiteboard 5 Jahren ago Human hand writing Stop Polio on whiteboardDas Bild Human hand writing Stop Polio on whiteboard von Marco Verch kann unter… Injection needle with Polio text 5 Jahren ago Injection needle with Polio textDas Bild Injection needle with Polio text von Marco Verch kann unter Creative Commons Lizenz genutzt…