title: Negative latex particle agglutination test (Bactigen) in hemophilus influenzae type b infection.
mesh_terms: D002648:Child; D005188:False Negative Reactions; D005260:Female; D006193:Haemophilus influenzae; D006801:Humans; D007223:Infant; D007841:Latex Fixation Tests / Q000379:methods*; D008297:Male; D008583:Meningitis, Haemophilus / Q000175:diagnosis*