Effects of a "new" human respiratory virus in volunteers.
D000293:Adolescent; D000328:Adult; D000917:Antibody Formation; D003139:Common Cold / Q000276:immunology* / Q000382:microbiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009500:Neutralization Tests; D014780:Viruses / Q000302:isolation & purification / Q000472:pathogenicity*