title: A(H1N1)pdm09 vaccination of healthcare workers: improved immune responses in low responders following revaccination.
authors: Deepak
authors: D
authors: Sambhara
mesh_terms: D006801:Humans; D007117:Immunization, Secondary; D053118:Influenza A Virus, H1N1 Subtype / Q000276:immunology*; D007252:Influenza Vaccines / Q000008:administration & dosage* / Q000276:immunology*; D007251:Influenza, Human / Q000517:prevention & control*
chemical_list: D007252:Influenza Vaccines