DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Editorial use only.
Syringe containing Engerix vaccine to inoculate against Hepatitis B. Hepatitis B is a viral disease causing acute liver inflammation. The vaccine is usually only recommended for high-risk groups such as male homosexuals and needle-sharing drug addicts.
Model release not required. Property release not available.