The preparation of a soluble immunizing antigen from Q-fever rickettsiae.
D000906:Antibodies; D000941:Antigens; D006801:Humans; D007114:Immunization; D011778:Q Fever / Q000276:immunology*; D012281:Rickettsia; D014611:Vaccination
D000906:Antibodies; D000941:Antigens
ANTIGENS AND ANTIBODIES; Q FEVER/immunology