NEW YORK (Reuters Health) - Hepatitis A infections, usually transmitted via contaminated food, can cause debilitating illness, but protection afforded by the hepatitis A vaccine last more than a decade, a new study shows.
NEW YORK (Reuters Health) - Hepatitis A infections, usually transmitted via contaminated food, can cause debilitating illness, but protection afforded by the hepatitis A vaccine last more than a decade, a new study shows.
