100
Participants
Start Date
December 31, 2009
Primary Completion Date
August 31, 2011
Study Completion Date
August 31, 2011
Non-interventional observational study
Non-interventional observational study
Russian State Medical University, Moscow
Russian Academy of Medical Sciences, Moscow
Research Institute of Childhood Infections, Saint Petersburg
City Children's Clinical Hospital #8, Yekaterinburg
Lead Sponsor
Pfizer
INDUSTRY