|
|
|||
| |||||||||||||||||||||||||||||||
In the opening chapter of Infections and Human Cancer, Parkin and colleagues estimate that in 1990 there were 1.2 million new cases of cancer worldwide that were due to infectious agents. This figure accounts for about 15 percent of all cancers. These cases plus the sum of all neoplasms caused by tobacco account for the largest number of preventable cancers in the world. Infectious agents cause almost one fourth of all cancers in developing countries, a reflection of the high carrier rates in these regions for the four agents that cause 90 percent of cancers due to persistent infection: the
HOME | SUBSCRIBE | SEARCH | CURRENT ISSUE | PAST ISSUES | COLLECTIONS | PRIVACY | HELP | beta.nejm.org Comments and questions? Please contact us. The New England Journal of Medicine is owned, published, and copyrighted © 2008 Massachusetts Medical Society. All rights reserved. |