title: Letter: Microbial-antigen detection.
mesh_terms: D000942:Antigens, Bacterial / Q000302:isolation & purification*; D007122:Immunoelectrophoresis; D013210:Staphylococcus / Q000276:immunology; D013291:Streptococcus / Q000276:immunology
chemical_list: D000942:Antigens, Bacterial