Meningococcal polysaccharide vaccine vial on physician's desk with syringe, stethoscope and pen. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / SHERRY YATES YOUNG |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |