Haemophilus influenzae antigen-antibody reactions.
D000818:Animals; D000937:Antigen-Antibody Reactions; D001991:Bronchitis; D006193:Haemophilus influenzae; D006384:Hemagglutination; D006358:Hot Temperature; D006801:Humans; D066298:In Vitro Techniques; D011233:Precipitin Tests; D011817:Rabbits