title: WHO quantitative immunization and vaccine-related research meeting, October 2011--summary.
mesh_terms: D035843:Biomedical Research / Q000706:statistics & numerical data*; D006801:Humans; D017589:Immunization Programs / Q000706:statistics & numerical data*; D058028:Research Report; D014611:Vaccination / Q000706:statistics & numerical data*; D014944:World Health Organization