title: International agreement on a microtechnique of platelet complement fixation (Pl. C fix.).
mesh_terms: D000936:Antigen-Antibody Complex; D000941:Antigens; D001792:Blood Platelets; D003168:Complement Fixation Tests; D003226:Congresses as Topic; D003601:Cytotoxicity Tests, Immunologic; D006801:Humans; D007391:International Cooperation; D008214:Lymphocytes / Q000276:immunology*; D008722:Methods
chemical_list: D000936:Antigen-Antibody Complex; D000941:Antigens