title: A small outbreak of HIV infection among commercial plasma donors.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D000328:Adult; D001782:Blood Donors; D004196:Disease Outbreaks; D004866:Equipment Contamination; D006801:Humans; D008297:Male; D008875:Middle Aged; D010949:Plasma; D013030:Spain