Challenge studies.
Couch
R B
RB
Baylor College of Medicine, Houston, TX 77030, USA.
D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage* / Q000276:immunology; D007251:Influenza, Human / Q000276:immunology / Q000517:prevention & control
D007252:Influenza Vaccines