http://www.merck.com/!!s9OfD17kBs9OwL2Wwl/disease/preventable/pneu/
A brief explanation of pneumococcal pneumonia here as well as a list of those at risk.

Copyright ©1998 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.
For further information about this site contact mhhe_webmaster@mcgraw-hill.com.