152,723
Participants
Start Date
October 31, 2000
Primary Completion Date
June 30, 2003
Study Completion Date
June 30, 2007
23-valent pneumococcal vaccine
randomization, based upon a random-number (block design) double-blind enrollment sequence. 1:1 ratio.
Placebo
Marine Recruit Training Center, San Diego
Naval Recruit Training Center, Great Lakes
Army Recruit Training Center, Fort Leonard Wood
Army Recruit Training Center, Fort Jackson
Marine Recruit Training Center, Parris Island
Lead Sponsor
U.S. Army Medical Research and Development Command
FED
Naval Health Research Center
FED