Vaccination with purified viral proteins.
D000956:Antigens, Viral / Q000302:isolation & purification*; D006801:Humans; D014611:Vaccination; D014764:Viral Proteins / Q000302:isolation & purification*; D014765:Viral Vaccines / Q000592:standards*; D014777:Virus Diseases / Q000517:prevention & control
D000956:Antigens, Viral; D014764:Viral Proteins; D014765:Viral Vaccines