title: Investigation of a health care worker with symptomatic human immunodeficiency virus infection: an epidemiologic approach.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control / Q000635:transmission*; D003428:Cross Infection / Q000517:prevention & control / Q000635:transmission*; D013502:General Surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D008889:Military Personnel; D012306:Risk