Global distribution of influenza vaccines, 2000-2003.
D019049:Developed Countries; D003906:Developing Countries; D014943:Global Health; D006801:Humans; D007252:Influenza Vaccines / Q000600:supply & distribution*; D007251:Influenza, Human / Q000517:prevention & control*; D038622:Internationality
D007252:Influenza Vaccines